Prime Quadruplets
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Last updated: 27 October 2023
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First known with more than 5000 digits
4122429552750669 • 216567 - 1 + d, d = 0, 2, 6, 8 (5003 digits, Mar 2016, Peter Kaiser, GSIEVE, NewPgen, LLR, Primo)
(1049713153083 • 2917# • (567 • 2917# + 1) + 11#) • (567 • 2917# - 1) / 7# + 1 + d, d = 0, 2, 6, 8 (3753 digits, 22 Jul 2023, Ken Davis, APTreeSieve, OpenPFGW, Primo)
101406820312263 • 212042 - 1 + d, d = 0, 2, 6, 8 (3640 digits, Jun 2018, Serge Batalov, OpenPFGW, NewPgen, Primo)
2673092556681 • 153048 + d, d = -4, -2, 2, 4 (3598 digits, Sep 2015, Serge Batalov, OpenPFGW, NewPgen, Primo)
2339662057597 • 103490 + d, d = 1, 3, 7, 9 (3503 digits, Dec 2013, Serge Batalov, OpenPFGW, NewPgen, Primo)
305136484659 • 211399 - 1 + d, d = 0, 2, 6, 8 (3443 digits, Sep 2013, Serge Batalov, OpenPFGW, NewPgen, Primo)
722047383902589 • 211111 - 1 + d, d = 0, 2, 6, 8 (3360 digits, Apr 2013, Reto Keiser, NewPgen, OpenPFGW, Primo)
585150568069684836 • 7757# / 85085 + 5 + d, d = 0, 2, 6, 8 (3344 digits, 06 Mar 2022, Peter Kaiser, OpenPFGW, Primo)
First known with more than 3000 digits
43697976428649 • 29999 - 1 + d, d = 0, 2, 6, 8 (3024 digits, Mar 2012, Peter Kaiser)
Smallest with 10000 bits
29999 + 244164046679793 + d, d = 0, 2, 6, 8 (3010 digits, 23 Oct 2023, Norman Luhn, 26 Oct 2023; Maia Karpovich, proven primes via CM)
Smallest with 3000 digits
102999 + 339930644528851 + d, d = 0, 2, 6, 8 (3000 digits, 04 May 2022, Norman Luhn, NewPgen, OpenPFGW, Primo)
46359065729523 • 28258 - 1 + d, d = 0, 2, 6, 8 (2500 digits, Nov 2011, Reto Keiser, NewPgen, OpenPFGW, Primo)
1367848532291 • 5591# / 35 - 1 + d, d = 0, 2, 6, 8 (2401 digits, Aug 2011, Norman Luhn, NewPgen, OpenPFGW, Primo)
25796119248 • 4987# / 35 - 1 + d, d = 0, 2, 6, 8 (2135 digits, May 2011, Gary Chaffey)
Smallest with 7000 bits
26999 + 99002425776003 + d, d = 0, 2, 6, 8 (2107 digits, 28 Sep 2023, Norman Luhn; Oliver Kruse, proven primes via CM)
First known with more than 2000 digits
4104082046 • 4799# + 5651 + d, d = 0, 2, 6, 8 (2058 digits, Apr 2005, Norman Luhn, Primo)
Smallest with 2000 digits
101999 + 205076414983951 + d, d = 0, 2, 6, 8 (2000 digits, 25 Oct 2017, Gerd Lamprecht, Primo)
Smallest with 1900 digits
101899 + 4297896231241 + d, d = 0, 2, 6, 8 (1900 digits, Norman Luhn, 2020)
Smallest with 6000 bits
25999 + 87059009309433 + d, d = 0, 2, 6, 8 (1806 digits, 22 Sep 2023, Norman Luhn, Primo 3.0.9)
Smallest with 1800 digits
101799 + 63854821848361 + d, d = 0, 2, 6, 8 (1800 digits, Norman Luhn, 2020)
Smallest with 1700 digits
101699 + 91659238633591 + d, d = 0, 2, 6, 8 (1700 digits, Norman Luhn, 2020)
Smallest with 1600 digits
101599 + 35547764907541 + d, d = 0, 2, 6, 8 (1600 digits, Norman Luhn, 2020)
65034205799 • 3547# / 35 - 1 + d, d = 0, 2, 6, 8 (1519 digits, Apr 2011, Gary Chaffey)
Smallest with 5000 bits
24999 + 211512469851123 + d, d = 0, 2, 6, 8 (1505 digits, 17 Jul 2023, Norman Luhn, Primo 3.0.9)
Smallest with 1500 digits
101499 + 11263823690221 + d, d = 0, 2, 6, 8 (1500 digits, Horst Hanewinkel, 2018)
11024895887 • 3499# + 855731 + d, d = 0, 2, 6, 8 (1491 digits, 2003, Norman Luhn, Primo)
Smallest with 1400 digits
101399 + 69670344083131 + d, d = 0, 2, 6, 8 (1400 digits, Norman Luhn, 2020)
3602504035296 • 24321 - 1 + d, d = 0, 2, 6, 8 (1314 digits, Jun 2010, Michael Stocker, LLR Primo)
Smallest with 1300 digits
101299 + 280780601461 + d, d = 0, 2, 6, 8 (1300 digits, Steffen Polster, 2017)
5415118136 • 3011# / 35 - 1 + d, d = 0, 2, 6, 8 (1289 digits, Dec 2010, Tapio Rajala)
10271674954 • 2999# + 3461 + d, d = 0, 2, 6, 8 (1284 digits, 2002, Michael Bell, Michael Davison, Matt Jack, Ronald Lau, Graeme Leese and Ben Lowing)
Smallest with 4000 bits
23999 + 7227471561213 + d, d = 0, 2, 6, 8 (1204 digits, 08 Jul 2023, Norman Luhn, Primo 3.0.9)
101199 + 20483870459152351 + d, d = 0, 2, 6, 8 (1200 digits, 03 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 20342935650573541 + d, d = 0, 2, 6, 8 (1200 digits, 03 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 20062736070212491 + d, d = 0, 2, 6, 8 (1200 digits, 02 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 19343793031831981 + d, d = 0, 2, 6, 8 (1200 digits, 01 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 19284643737164041 + d, d = 0, 2, 6, 8 (1200 digits, 01 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 19263034920088231 + d, d = 0, 2, 6, 8 (1200 digits, 01 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 18599722676736571 + d, d = 0, 2, 6, 8 (1200 digits, 28 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17937987565038631 + d, d = 0, 2, 6, 8 (1200 digits, 26 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17839839451724821 + d, d = 0, 2, 6, 8 (1200 digits, 26 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17553219226787341 + d, d = 0, 2, 6, 8 (1200 digits, 26 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17462054439853021 + d, d = 0, 2, 6, 8 (1200 digits, 26 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17125615557074191 + d, d = 0, 2, 6, 8 (1200 digits, 25 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 17105995250802001 + d, d = 0, 2, 6, 8 (1200 digits, 25 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 16926909031645171 + d, d = 0, 2, 6, 8 (1200 digits, 24 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 16781256333647041 + d, d = 0, 2, 6, 8 (1200 digits, 24 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 16386174833039821 + d, d = 0, 2, 6, 8 (1200 digits, 23 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 16240010478268771 + d, d = 0, 2, 6, 8 (1200 digits, 23 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 15358726522062811 + d, d = 0, 2, 6, 8 (1200 digits, 22 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 15065528222241691 + d, d = 0, 2, 6, 8 (1200 digits, 21 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 15011762190963481 + d, d = 0, 2, 6, 8 (1200 digits, 21 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 14901358958914441 + d, d = 0, 2, 6, 8 (1200 digits, 20 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 14898061501989811 + d, d = 0, 2, 6, 8 (1200 digits, 20 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 14693555472736321 + d, d = 0, 2, 6, 8 (1200 digits, 20 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 13448019419869501 + d, d = 0, 2, 6, 8 (1200 digits, 18 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 13330360389098101 + d, d = 0, 2, 6, 8 (1200 digits, 18 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 13053823794479011 + d, d = 0, 2, 6, 8 (1200 digits, 17 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 12381551811789151 + d, d = 0, 2, 6, 8 (1200 digits, 16 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 12323515288648681 + d, d = 0, 2, 6, 8 (1200 digits, 16 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 11856033817749511 + d, d = 0, 2, 6, 8 (1200 digits, 15 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 11766867720474781 + d, d = 0, 2, 6, 8 (1200 digits, 15 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 11352217567878031 + d, d = 0, 2, 6, 8 (1200 digits, 14 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 11086113630796531 + d, d = 0, 2, 6, 8 (1200 digits, 13 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 10276244385692941 + d, d = 0, 2, 6, 8 (1200 digits, 12 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 10088994638410651 + d, d = 0, 2, 6, 8 (1200 digits, 11 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 10074065234597251 + d, d = 0, 2, 6, 8 (1200 digits, 11 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 9556349488730491 + d, d = 0, 2, 6, 8 (1200 digits, 10 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 9509192455304401 + d, d = 0, 2, 6, 8 (1200 digits, 10 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 9425779868480611 + d, d = 0, 2, 6, 8 (1200 digits, 10 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 8850606512452081 + d, d = 0, 2, 6, 8 (1200 digits, 09 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 8623634885583661 + d, d = 0, 2, 6, 8 (1200 digits, 09 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 8104898787398971 + d, d = 0, 2, 6, 8 (1200 digits, 08 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7995872279540851 + d, d = 0, 2, 6, 8 (1200 digits, 08 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7723138601677141 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7609144554135571 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7537272628881211 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7474389603389791 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7456497907325311 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7424971475386561 + d, d = 0, 2, 6, 8 (1200 digits, 07 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 7033048489975141 + d, d = 0, 2, 6, 8 (1200 digits, 17 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 6849832237969531 + d, d = 0, 2, 6, 8 (1200 digits, 06 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 6145359254868391 + d, d = 0, 2, 6, 8 (1200 digits, 04 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 6004256061183391 + d, d = 0, 2, 6, 8 (1200 digits, 15 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5926616869226071 + d, d = 0, 2, 6, 8 (1200 digits, 15 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5919425802050851 + d, d = 0, 2, 6, 8 (1200 digits, 04 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5742442546176481 + d, d = 0, 2, 6, 8 (1200 digits, 11 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5682338065122991 + d, d = 0, 2, 6, 8 (1200 digits, 03 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5634472199017891 + d, d = 0, 2, 6, 8 (1200 digits, 14 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5607515551193191 + d, d = 0, 2, 6, 8 (1200 digits, 03 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 5513806678832701 + d, d = 0, 2, 6, 8 (1200 digits, 14 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4853701936534561 + d, d = 0, 2, 6, 8 (1200 digits, 13 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4621470157504681 + d, d = 0, 2, 6, 8 (1200 digits, 02 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4633177748621911 + d, d = 0, 2, 6, 8 (1200 digits, 02 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4392048689125201 + d, d = 0, 2, 6, 8 (1200 digits, 01 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4198040892424651 + d, d = 0, 2, 6, 8 (1200 digits, 01 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 4138091729223001 + d, d = 0, 2, 6, 8 (1200 digits, 11 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 4115441440151761 + d, d = 0, 2, 6, 8 (1200 digits, 01 Feb 2023, Norman Luhn, Primo 3.0.9)
101199 + 3821183309444701 + d, d = 0, 2, 6, 8 (1200 digits, 11 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 3492866608354471 + d, d = 0, 2, 6, 8 (1200 digits, 11 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 3395043105432691 + d, d = 0, 2, 6, 8 (1200 digits, 30 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 2992214332315171 + d, d = 0, 2, 6, 8 (1200 digits, 30 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 2845460437837981 + d, d = 0, 2, 6, 8 (1200 digits, 29 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 2642600263578931 + d, d = 0, 2, 6, 8 (1200 digits, 09 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 2262612611144911 + d, d = 0, 2, 6, 8 (1200 digits, 08 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 2199087942368881 + d, d = 0, 2, 6, 8 (1200 digits, 08 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 2143937486091931 + d, d = 0, 2, 6, 8 (1200 digits, 08 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 2055061424135731 + d, d = 0, 2, 6, 8 (1200 digits, 07 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 1926237071384281 + d, d = 0, 2, 6, 8 (1200 digits, 28 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 1722732912181231 + d, d = 0, 2, 6, 8 (1200 digits, 27 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 1703886849105901 + d, d = 0, 2, 6, 8 (1200 digits, 27 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 1358178855492451 + d, d = 0, 2, 6, 8 (1200 digits, 26 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 1228597253970091 + d, d = 0, 2, 6, 8 (1200 digits, 26 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 806227487585701 + d, d = 0, 2, 6, 8 (1200 digits, 25 Jan 2023, Norman Luhn, Primo 3.0.9)
101199 + 639476195916451 + d, d = 0, 2, 6, 8 (1200 digits, 05 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 622270513428121 + d, d = 0, 2, 6, 8 (1200 digits, 05 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 607591082348941 + d, d = 0, 2, 6, 8 (1200 digits, 05 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 595219120791391 + d, d = 0, 2, 6, 8 (1200 digits, 05 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 445410300394561 + d, d = 0, 2, 6, 8 (1200 digits, 05 Mar 2023, Norman Luhn, Primo 3.0.9)
101199 + 213400951768801 + d, d = 0, 2, 6, 8 (1200 digits, 25 Jan 2023, Norman Luhn, Primo 3.0.9)
Smallest with 1200 digits
101199 + 3371029327411 + d, d = 0, 2, 6, 8 (1200 digits, Steffen Polster, 2017)
2722420456827 • 23800 - 1 + d, d = 0, 2, 6, 8 (1157 digits, Oct 2007, Gary Barnes)
477707955423 • 23802 - 1 + d, d = 0, 2, 6, 8 (1157 digits, Oct 2007, Gary Barnes)
111101 + 45917626999140 + d, d = 0, 2, 6, 8 (1147 digits, Sep 2005, Ronny Edler)
111101 + 34264768249680 + d, d = 0, 2, 6, 8 (1147 digits, Sep 2005, Ronny Edler)
428476294038 • 2593# + 43781 + d, d = 0, 2, 6, 8 (1107 digits, Mar 2009, Norman Luhn, Primo)
211075706158 • 2593# + 43781 + d, d = 0, 2, 6, 8 (1107 digits, Mar 2009, Norman Luhn, Primo)
152999288264 • 2593# + 43781 + d, d = 0, 2, 6, 8 (1107 digits, Mar 2009, Norman Luhn, Primo)
152390576963 • 2593# + 43781 + d, d = 0, 2, 6, 8 (1107 digits, Mar 2009, Norman Luhn, Primo)
111575011957 • 2593# + 43781 + d, d = 0, 2, 6, 8 (1107 digits, Mar 2009, Norman Luhn, Primo)
Smallest with 1100 digits
101099 + 32016108066811 + d, d = 0, 2, 6, 8 (1100 digits, Gerd Lamprecht, 2017)
700209251206546 • 32239 - 1 + d, d = 0, 2, 6, 8 (1084 digits, Aug 2005, Michael Gillion & George Woltman)
18973472837 • 2503# / 35 - 1 + d, d = 0, 2, 6, 8 (1070 digits, Aug 2005, Gary Chaffey, Primo)
283534892623 • 2477# + 1091261 + d, d = 0, 2, 6, 8 (1068 digits, Apr 2006, Norman Luhn)
109267227191 • 2477# + 10531091 + d, d = 0, 2, 6, 8 (1068 digits, 2001, Norman Luhn, OpenPFGW, Primo)
8954571083387140525 • (23423 - 21141) - 6 • 21141 - 7 + d, d = 0, 2, 6, 8 (1050 digits, 1999, Tony Forbes)
31950761585 • 2399# + 16061 + d, d = 0, 2, 6, 8 (1034 digits, Jul 2002, Norman Luhn, APSieve, OpenPFGW, Primo)
2806617687 • 2399# + 16061 + d, d = 0, 2, 6, 8 (1034 digits, Jul 2002, Norman Luhn, APSieve, OpenPFGW, Primo)
24947432928741915235 • (23363 - 21121) - 6 • 21121 - 7 + d, d = 0, 2, 6, 8 (1032 digits, 1999, Tony Forbes)
17293378403589618790 • (23363 - 21121) - 6 • 21121 - 7 + d, d = 0, 2, 6, 8 (1032 digits, 1999, Tony Forbes)
11984747204231082960 • (23363 - 21121) - 6 • 21121 - 7 + d, d = 0, 2, 6, 8 (1032 digits, 1999, Tony Forbes)
3510160221387831655 • (23363 - 21121) - 6 • 21121 - 7 + d, d = 0, 2, 6, 8 (1031 digits, 1998, Tony Forbes)
331426625784936325 • (23363 - 21121) - 6 • 21121 - 7 + d, d = 0, 2, 6, 8 (1030 digits, 1998, Tony Forbes)
First known with more than 1000 digits
76912895956636885 • (23279 - 21093) - 6 • 21093 - 7 + d, d = 0, 2, 6, 8 (1004 digits, Oct 1998, Tony Forbes)
Smallest with 1000 digits
10999 + 4114571944591 + d, d = 0, 2, 6, 8 (1000 digits, 2004, Norman Luhn)
Smallest with 3000 bits
22999 + 9156209246163 + d, d = 0, 2, 6, 8 (903 digits, 08 Jul 2023, Norman Luhn, Primo 3.0.9)
Smallest with 900 digits
10899 + 430772369311 + d, d = 0, 2, 6, 8 (900 digits, Aug 2017)
3041776596 • 22721 - 1 + d, d = 0, 2, 6, 8 (827 digits, Jun 2005, Michael Gillion)
Smallest with 800 digits
10799 + 3125423484751 + d, d = 0, 2, 6, 8 (800 digits, Aug 2017)
Smallest with 700 digits
10699 + 547634621251 + d, d = 0, 2, 6, 8 (700 digits, 1998, Warut Roonguthai)
Smallest with 2000 bits
21999 + 253096198293 + d, d = 0, 2, 6, 8 (602 digits, 02 Jul 2023, Norman Luhn, Primo 3.0.9)
Smallest with 600 digits
10599 + 1394283756151 + d, d = 0, 2, 6, 8 (600 digits, 1997, Warut Roonguthai)
5599559743211534470 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (508 digits, 1999, Tony Forbes)
4256654198219263210 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (508 digits, 1999, Tony Forbes)
4147394727940164070 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (508 digits, 1999, Tony Forbes)
2024117939855381740 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (507 digits, 1999, Tony Forbes)
1112353783291741360 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (507 digits, 1999, Tony Forbes)
368765034921533620 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (507 digits, 1999, Tony Forbes)
356389231693235110 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (507 digits, 1999, Tony Forbes)
203929583771894350 • (21623 - 2541) - 6 • 2541 - 7 + d, d = 0, 2, 6, 8 (506 digits, 1999, Tony Forbes)
Smallest with 500 digits
10499 + 883750143961 + d, d = 0, 2, 6, 8 (500 digits, 1996, Warut Roonguthai)
10400 + 84921178321 + d, d = 0, 2, 6, 8 (401 digits, 1997, Norman Luhn)
Smallest with 400 digits
10399 + 34993836001 + d, d = 0, 2, 6, 8 (400 digits, 1995, Warut Roonguthai)
21056 + 1301655396715 + d, d = 0, 2, 6, 8 (318 digits, 1994, Tony Forbes, M500 140)
3196482199746436544 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
3076826866759666964 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2967016240860282554 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2954384367173940644 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2482606917219670184 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2273643231681582704 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2169905234752686374 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
2087466127622566634 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
1780369641021132104 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
1234248689157945404 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (318 digits, 1999, Tony Forbes)
948918559593435374 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (317 digits, 1999, Tony Forbes)
758222384629350584 • (2993 - 2331) - 6 • 2331 - 7 + d, d = 0, 2, 6, 8 (317 digits, 1999, Tony Forbes)
Smallest with 1000 bits
2999 + 33899096913 + d, d = 0, 2, 6, 8 (301 digits, Norman Luhn, Primo 3.0.9)
10300 + 4408496431 + d, d = 0, 2, 6, 8 (301 digits, Feb 2005, Lloyd Miller)
10299 + 175915846201 + d, d = 0, 2, 6, 8 (300 digits, 1995, Warut Roonguthai)
Smallest with 300 digits
10299 + 140159459341 + d, d = 0, 2, 6, 8 (300 digits, 1995, Warut Roonguthai)
10250 + 4451442 • 541# + 271# + 199# + 103# + 9699751 + d, d = 0, 2, 6, 8 (251 digits, 1997, Chad Davis)
2800 + 10169432335 + d, d = 0, 2, 6, 8 (241 digits, 1994, Tony Forbes, M500 140)
2768 + 118334806850815 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 115191286680325 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 114467564500375 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 112598292196525 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 111250552821445 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 109909911499915 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 108618713154625 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 97745478256435 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 86962265854375 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 85107924666445 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 84403623182965 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 81922699941175 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 81912699485605 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 81889405794415 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 78029841366745 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 71932762489135 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 65166613477135 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 64916261691955 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 64475950119205 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 64383101815195 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 59500804084885 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 55590620978335 + d, d = 0, 2, 6, 8 (232 digits, 1997, Tony Forbes)
2768 + 51384791029945 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 44894874661135 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 41896107325165 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 36796803105925 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 34842924425395 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 31635597960955 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 29984622680875 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 20662668256855 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 19337497868005 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 17075358394495 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 16582812650035 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 6045523108795 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 4785564798205 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 3395784238345 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2768 + 1800289306825 + d, d = 0, 2, 6, 8 (232 digits, 1996, Tony Forbes)
2672 + 610470566785 + d, d = 0, 2, 6, 8 (203 digits, 1995, Tony Forbes, M500 146)
3 • 10200 + 1984539701 + d, d = 0, 2, 6, 8 (201 digits, 1994, Tony Forbes, M500 137)
Smallest with 200 digits
10199 + 21156403891 + d, d = 0, 2, 6, 8 (200 digits, 1995, Warut Roonguthai)
2576 + 105563424940885 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 105275560284085 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 104587961404915 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 103999464943285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 103524025259335 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 103409773995355 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 103306069845295 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 102569182187845 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 101915580093595 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 100939814609545 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 100383537263095 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 99690584326825 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 98558353783255 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 96093313746565 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 93928219668775 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 92386018726675 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 91801658917285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 91310831704465 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 89693780242285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 89417243156425 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 89011193720815 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 88884331661575 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 87712094417215 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 85167527952775 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 82669538919235 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 80599603129495 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 79544263833295 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 78145540081975 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 77544784381255 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 76715118530395 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 76007023151425 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 74708171812255 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 74109701900215 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 73615292921515 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 72788822520325 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 71950649098855 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 71049727890325 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 71038597576165 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 70264631593375 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 69930380846545 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 68999930901085 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 68594164420735 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 68014118847355 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 67801890722785 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 67649316684595 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 67374355007605 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 67321079253955 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 67304758227205 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 65186004086695 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 64705084082725 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 64526411242015 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 64040739016165 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 63827286053155 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 63531064141225 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 63406490626285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 62533630590055 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 61416136480015 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 60316833090775 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 59971411452115 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 59453242054705 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 58746199249285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 57424882257115 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 57055677607735 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 56841363747205 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 56654594877505 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 56030814019315 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 55998349001275 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 54129677782525 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 53461336244815 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 52961365328545 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 51932831504815 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 51621221741455 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 49876014610585 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 49227156072355 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 48294831625945 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 48082642167415 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 48056760447145 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 48018365867635 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 48001060920535 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 46640151149545 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 46174930575685 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 44649030765985 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 43719189968365 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 42051476714515 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 41701777464895 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 40494769395985 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 39903092120845 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 38409888931675 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 37476093238495 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 37041833427685 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 36756568464625 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 147)
2576 + 36009800357155 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 29840007195805 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 26271205712425 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 24979064402665 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 23759662769215 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 23439006870085 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 22376533625455 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 21901205741095 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 19852122654625 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 19817551183285 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 19684730125405 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 19341052193185 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 19023609029875 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 16538222032495 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 15650842276435 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 14080569068575 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 13527943853335 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 10368345316135 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 10341431068495 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 9078846043255 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 5353216705825 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 4767880851715 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 4718728504135 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 4644383099155 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 2770227326365 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 1776239127385 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 1075984297705 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2576 + 137077748845 + d, d = 0, 2, 6, 8 (174 digits, 1995, Tony Forbes, M500 146)
2512 + 6804704327875 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 6563825963995 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 6214303378555 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 4329425181535 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 4169740662415 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 3095827155385 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 2948552468875 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 2947750511215 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 2938041121105 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 2834650712095 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 2050880695345 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 1875338901715 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 1850756149255 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 1177634921665 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 552933453085 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
2512 + 190449705235 + d, d = 0, 2, 6, 8 (155 digits, 1996, Tony Forbes)
10150 + 5653963981 + d, d = 0, 2, 6, 8 (155 digits, 1998, Lloyd Miller)
10150 + 5356704061 + d, d = 0, 2, 6, 8 (151 digits, 1998, Lloyd Miller)
2480 + 4292039691655 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 4055152274035 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 3589233406705 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 2637335690215 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 1707569837605 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 1619113030705 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 939176868625 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
2480 + 155339961415 + d, d = 0, 2, 6, 8 (145 digits, 1995, Tony Forbes)
11517451403138980 • (2303 - 2101) - 6 • 2101 - 7 + d, d = 0, 2, 6, 8 (108 digits, 1998)
9597725879052610 • (2303 - 2101) - 6 • 2101 - 7 + d, d = 0, 2, 6, 8 (108 digits, 1998)
9275711176473040 • (2303 - 2101) - 6 • 2101 - 7 + d, d = 0, 2, 6, 8 (108 digits, 1998)
5944620512612080 • (2303 - 2101) - 6 • 2101 - 7 + d, d = 0, 2, 6, 8 (107 digits, 1998)
Smallest googol
10100 + 1053594241 + d, d = 0, 2, 6, 8 (101 digits, 2001, Norman Luhn)
Smallest with 100 digits
1099 + 349781731 + d, d = 0, 2, 6, 8 (100 digits, 1995, Warut Roonguthai)
2320 + 39481384585 + d, d = 0, 2, 6, 8 (97 digits, 1995, Tony Forbes)
4 • 1081 + 324618211 + d, d = 0, 2, 6, 8 (82 digits, 1994, Tony Forbes, M500 137)
4 • 1081 + 289021921 + d, d = 0, 2, 6, 8 (82 digits, 1994, Tony Forbes, M500 137)
1073 + 17295391 + d, d = 0, 2, 6, 8 (74 digits, 1993, Tony Forbes, M500 133)
1049 + 58537891 + d, d = 0, 2, 6, 8 (50 digits, 1995, G. J. Stevens, J. Rec. Math. 27.1)
802359150003121605557551380867519560344356971 + d, d = 0, 2, 6, 8 (45 digits, 1982, M.A. Penk, J. Rec. Math. 14.3)