Simultaneous Primes − History
k Typ Digits When Who Comments
Additions in 2025
k Typ Digits When Who Comments
9 Tuplet 314 28 Nov 2025 Riecoin #2468017
9 Tuplet 314 21 Nov 2025 Riecoin #2463799
9 Tuplet 313 23 Oct 2025 Riecoin #2447007
Additions in 2024
k Typ Digits When Who Comments
1 Mersenne 41024320 12 Oct 2024 Luke Durant; GIMPS World Record Prime
3 Triplet 20183 11 Jul 2024 Serge Batalov
Additions in 2023
k Typ Digits When Who Comments
8 Tuplet 401 10 Sep 2023 Michalis Christou
9 Tuplet 312 22 Apr 2023 Riecoin #1918654
8 Tuplet 362 12 Jan 2023 Michalis Christou
9 Tuplet 312 22 Apr 2023 Riecoin #1918654
8 Tuplet 362 12 Jan 2023 Michalis Christou
Additions in 2022
k Typ Digits When Who Comments
5 Tuplet 3344 06 Mar 2022 Peter Kaiser
9 Tuplet 309 16 Feb 2022 Riecoin #1669866
Additions in 2021
k Typ Digits When Who Comments
6 Tuplet 1114 21 Nov 2021 Vidar Nakling
5 Tuplet 2034 15 Oct 2021 Serge Batalov
7 Tuplet 1002 15 Oct 2021 Peter Kaiser First titanic prime septuplet
9 Tuplet 302 15 Oct 2021 Riecoin #1567399
10 Tuplet 282 15 Oct 2021 Riecoin #1579367
17 Tuplet 33 15 Oct 2021 Roger Thompson
20 Tuplet 31 15 Oct 2021 Raanan Chermoni & Jaroslaw Wroblewski
Additions in 2020
k Typ Digits When Who Comments
3 CC1st kind 20013 15 Oct 2020 Dr. Michael Paridon
Additions in 2019
k Typ Digits When Who Comments
20 Tuplet 30 28 Oct 2019 Raanan Chermoni & Jaroslaw Wroblewski 23rd 30-digits
20 Tuplet 30 17 Oct 2019 Raanan Chermoni & Jaroslaw Wroblewski 22nd 30-digits
20 Tuplet 30 25 Sep 2019 Raanan Chermoni & Jaroslaw Wroblewski 21st 30-digits
20 Tuplet 30 19 Aug 2019 Raanan Chermoni & Jaroslaw Wroblewski 20th 30-digits
20 Tuplet 30 17 Jul 2019 Raanan Chermoni & Jaroslaw Wroblewski 19th 30-digits
7 Tuplet 527 17 Jun 2019 Vidar Nakling
3 Triplet 20008 23 Apr 2019 Peter Kaiser
4 Tuplet 10132 25 Feb 2019 Peter Kaiser First known gigantic prime quadruplet
20 Tuplet 30 17 Feb 2019 Raanan Chermoni & Jaroslaw Wroblewski 18th 30-digits
Additions in 2018
k Typ Digits When Who Comments
21 Tuplet 30 27 Dec 2018 Raanan Chermoni & Jaroslaw Wroblewski 3rd 30-digits
20 Tuplet 30 23 Dec 2018 Raanan Chermoni & Jaroslaw Wroblewski 17th 30-digits
1 Mersenne 24862048 07 Dec 2018 Patrick Laroche; GIMPS World record prime
20 Tuplet 30 30 Aug 2018 Raanan Chermoni & Jaroslaw Wroblewski 16th 30-digits
20 Tuplet 30 23 May 2018 Raanan Chermoni & Jaroslaw Wroblewski 15th 30-digits
20 Tuplet 30 15 Mar 2018 Raanan Chermoni & Jaroslaw Wroblewski 14th 30-digits
20 Tuplet 30 28 Jan 2018 Raanan Chermoni & Jaroslaw Wroblewski 13rd 30-digits
7 Tuplet 515 17 Jan 2018 Norman Luhn
Additions in 2017
k Typ Digits When Who Comments
1 Mersenne 23249425 26 Dec 2017 Jonathan Pace; GIMPS World record prime
20 Tuplet 30 07 Dec 2017 Raanan Chermoni & Jaroslaw Wroblewski 12th 30-digits
20 Tuplet 30 24 May 2017 Raanan Chermoni & Jaroslaw Wroblewski 11th 30-digits
Additions in 2016
k Typ Digits When Who Comments
20 Tuplet 30 07 Dec 2016 Raanan Chermoni & Jaroslaw Wroblewski 10th 30-digits
16 Tuplet 35 18 Nov 2016 Roger Thompson
5 CC2nd kind 2018 08 Nov 2016 Andrey Balyakin
5 CC1st kind 1766 03 Nov 2016 Andrey Balyakin
11 CC2nd kind 151 03 Nov 2016 Andrey Balyakin
5 CC1st kind 1680 15 Oct 2016 Michael Angel; Dirk Augustin
5 CC2nd kind 1631 29 Sep 2016 Michael Angel; Dirk Augustin
2 Twins 388342 14 Sep 2016 Tom Greer; PrimeGrid
21 Tuplet 30 01 Aug 2016 Raanan Chermoni & Jaroslaw Wroblewski 2nd 30-digits; also 19/20-tuplet record
20 Tuplet 30 31 May 2016 Raanan Chermoni & Jaroslaw Wroblewski 8th 30-digits
20 Tuplet 30 16 Mar 2016 Raanan Chermoni & Jaroslaw Wroblewski 7th 30-digits
6 Tuplet 1037 14 Mar 2016 Norman Luhn First known titanic prime sextuplet
10 CC1st kind 152 10 Mar 2016 Andrey Balyakin
9 CC1st kind 261 10 Mar 2016 Andrey Balyakin
8 CC2nd kind 338 10 Mar 2016 Andrey Balyakin
5 CC2nd kind 1535 10 Mar 2016 Andrey Balyakin
4 Tuplet 5003 08 Mar 2016 Peter Kaiser
5 CC1st kind 1493 02 Mar 2016 Oscar Östlin
2 Sophie Germain 388342 29 Feb 2016 Dr. Scott Brown; PrimeGrid
1 Mersenne 22338618 07 Jan 2016 Curtis Cooper; GIMPS World record prime
20 Tuplet 30 03 Jan 2016 Raanan Chermoni & Jaroslaw Wroblewski 6th 30-digits
Additions in 2015
k Typ Digits When Who Comments
7 CC1st kind 509 31 Dec 2015 Andrey Balyakin
10 CC1st kind 151 31 Dec 2015 Andrey Balyakin
15 CC1st kind 47 31 Dec 2015 Andrey Balyakin
7 CC2nd kind 454 17 Dec 2015 Andrey Balyakin
8 CC1st kind 266 17 Dec 2015 Andrey Balyakin
9 CC1st kind 191 17 Dec 2015 Andrey Balyakin
15 CC1st kind 44 17 Dec 2015 Andrey Balyakin
20 Tuplet 30 16 Dec 2015 Raanan Chermoni & Jaroslaw Wroblewski 5th 30-digits
8 CC1st kind 239 20 Nov 2015 Oscar Östlin
20 Tuplet 30 08 Oct 2015 Raanan Chermoni & Jaroslaw Wroblewski 4th 30-digits
21 Tuplet 30 08 Oct 2015 Raanan Chermoni & Jaroslaw Wroblewski
4 Tuplet 3598 13 Sep 2015 Serge Batalov
20 Tuplet 30 09 Sep 2015 Raanan Chermoni & Jaroslaw Wroblewski 3rd 30-digits
20 Tuplet 30 03 Sep 2015 Raanan Chermoni & Jaroslaw Wroblewski 2nd 30-digits
20 Tuplet 30 12 Aug 2015 Raanan Chermoni & Jaroslaw Wroblewski
20 Tuplet 29 11 Jul 2015 Raanan Chermoni & Jaroslaw Wroblewski 6th 29-digits
7 CC1st kind 382 15 May 2015 Andrey Balyakin
9 CC2nd kind 189 15 May 2015 Andrey Balyakin
11 CC2nd kind 147 15 May 2015 Andrey Balyakin
12 CC2nd kind 123 15 May 2015 Andrey Balyakin
20 Tuplet 29 22 Apr 2015 Raanan Chermoni & Jaroslaw Wroblewski 5th 29-digits
10 BiTwin 150 06 Apr 2015 Andrey Balyakin
6 CC1st kind 1016 31 Mar 2015 Serge Batalov
20 Tuplet 29 06 Feb 2015 Raanan Chermoni & Jaroslaw Wroblewski 4th 29-digits
6 Tuplet 700 23 Jan 2015 Vidar Nakling
21 Tuplet 29 08 Jan 2015 Raanan Chermoni & Jaroslaw Wroblewski
Additions in 2014
k Typ Digits When Who Comments
20 Tuplet 29 11 Dec 2014 Raanan Chermoni & Jaroslaw Wroblewski 2nd 29-digit
6 Tuplet 654 24 Nov 2014 Riecoin
20 Tuplet 29 06 Oct 2014 Raanan Chermoni & Jaroslaw Wroblewski
7 CC1st kind 368 24 Jul 2014 Serge Batalov
20 Tuplet 28 24 Jun 2014 Raanan Chermoni & Jaroslaw Wroblewski
8 Tuplet 236 22 Jun 2014 Norman Luhn
14 CC2nd kind 102 16 May 2014 Primecoin
15 CC1st kind 43 25 Apr 2014 Jaroslaw Wroblewski
20 AP 23 06 Apr 2014 Jaroslaw Wroblewski 2nd 23-digit with difference 29#
12 BiTwin 118 06 Apr 2014 Primecoin
17 CC2nd kind 30 03 Apr 2014 Raanan Chermoni & Jaroslaw Wroblewski 3rd 30-digits
21 AP 22 02 Apr 2014 Jaroslaw Wroblewski difference 29#
20 AP 23 02 Apr 2014 Jaroslaw Wroblewski difference 29#
20 AP 21 29 Mar 2014 Jaroslaw Wroblewski 2nd 21-digit with difference 29#
19 CC2nd kind 29 23 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski 2nd 29-digit
20 AP 21 21 Mar 2014 Jaroslaw Wroblewski
20 AP 20 20 Mar 2014 Jaroslaw Wroblewski 6th 20-digits
20 AP 20 19 Mar 2014 Jaroslaw Wroblewski 5th 20-digits
19 CC2nd kind 29 15 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski
6 CC2nd kind 651 10 Mar 2014 Oscar Östlin
18 CC2nd kind 30 09 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski
18 CC2nd kind 29 08 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski
17 CC2nd kind 30 08 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski
18 Tuplet 28 01 Mar 2014 Raanan Chermoni & Jaroslaw Wroblewski 10th 28-digits
12 CC1st kind 112 11 Feb 2014 Primecoin
13 CC1st kind 108 20 Jan 2014 Primecoin
18 Tuplet 28 03 Jan 2014 Raanan Chermoni & Jaroslaw Wroblewski 9th 28-digits
5 Tuplet 1443 01 Jan 2014 Serge Batalov
Additions in 2013
k Typ Digits When Who Comments
4 Tuplet 3503 21 Dec 2013 Serge Batalov
5 Tuplet 1293 28 Nov 2013 Reto Keiser
5 CPAP 1209 01 Nov 2013 David Broadhurst
4 Tuplet 3443 29 Sep 2013 Serge Batalov
10 CC1st kind 148 27 Sep 2013 Primecoin
13 CC2nd kind 96 10 Sep 2013 Primecoin
12 BiTwin 101 25 Aug 2013 Primecoin
11 CC1st kind 141 03 Aug 2013 Primecoin
18 Tuplet 28 29 Jul 2013 Raanan Chermoni & Jaroslaw Wroblewski 8th 28-digits
12 CC2nd kind 99 29 Jul 2013 Primecoin
11 CC1st kind 117 29 Jul 2013 Primecoin
10 BiTwin 139 29 Jul 2013 Primecoin
3 Triplet 16737 30 Apr 2013 Peter Kaiser
4 Tuplet 3360 14 Apr 2013 Reto Keiser
18 Tuplet 28 25 Feb 2013 Raanan Chermoni & Jaroslaw Wroblewski 7th 28-digits
17 Tuplet 30 17 Feb 2013 Roger Thompson
14 Tuplet 50 04 Feb 2013 Roger Thompson
1 Mersenne 17425170 25 Jan 2013 Curtis Cooper; GIMPS World record prime
Additions in 2012
k Typ Digits When Who Comments
19 Tuplet 28 31 Dec 2012 Raanan Chermoni & Jaroslaw Wroblewski 2nd 28-digit
19 Tuplet 28 15 Dec 2012 Raanan Chermoni & Jaroslaw Wroblewski
18 Tuplet 28 02 Dec 2012 Raanan Chermoni & Jaroslaw Wroblewski 4th 28-digits
15 Tuplet 35 02 Sep 2012 Roger Thompson
16 Tuplet 31 09 Aug 2012 Roger Thompson
2 Sophie Germain 200701 09 Apr 2012 Philipp Bliedung; PrimeGrid
4 Tuplet 3024 26 Mar 2012 Peter Kaiser
18 Tuplet 28 20 Mar 2012 Raanan Chermoni & Jaroslaw Wroblewski 3rd 28-digits
5 CC1st kind 1184 04 Mar 2012 Dirk Augustin
18 Tuplet 28 24 Jan 2012 Raanan Chermoni & Jaroslaw Wroblewski 2nd 28-digits
Additions in 2011
k Typ Digits When Who Comments
17 Tuplet 29 31 Dec 2011 Roger Thompson
2 Twins 200700 25 Dec 2011 Timothy D. Winslow; PrimeGrid
17 Tuplet 28 04 Dec 2011 Raanan Chermoni & Jaroslaw Wroblewski 2nd 28-digits
18 Tuplet 28 04 Dec 2011 Raanan Chermoni & Jaroslaw Wroblewski
17 Tuplet 28 25 Aug 2011 Roger Thompson
17 Tuplet 28 21 Aug 2011 Roger Thompson
17 Tuplet 28 09 Aug 2011 Raanan Chermoni & Jaroslaw Wroblewski
17 Tuplet 27 20 Jun 2011 Raanan Chermoni & Jaroslaw Wroblewski 17th 27-digits
19 Tuplet 27 28 May 2011 Raanan Chermoni & Jaroslaw Wroblewski 3rd 27-digits
17 Tuplet 27 13 May 2011 Raanan Chermoni & Jaroslaw Wroblewski 15th 27-digits
17 Tuplet 27 18 Apr 2011 Raanan Chermoni & Jaroslaw Wroblewski 14th 27-digits
17 Tuplet 27 04 Apr 2011 Raanan Chermoni & Jaroslaw Wroblewski 13th 27-digits
17 Tuplet 27 15 Mar 2011 Roger Thompson
17 Tuplet 27 14 Mar 2011 Raanan Chermoni & Jaroslaw Wroblewski 12th 27-digits
17 Tuplet 27 28 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski 11th 27-digits
17 Tuplet 27 19 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski 10th 27-digits
19 Tuplet 27 19 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski 2nd 27-digits
4 CC1st kind 2835 13 Feb 2011 Michael Angel
17 Tuplet 27 11 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski 9th 27-digits
19 Tuplet 27 09 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski also contains record 18-tuplet
17 Tuplet 27 04 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski 8th 27-digits
18 Tuplet 27 04 Feb 2011 Raanan Chermoni & Jaroslaw Wroblewski
17 Tuplet 27 31 Jan 2011 Raanan Chermoni & Jaroslaw Wroblewski 7th 27-digits
17 Tuplet 27 21 Jan 2011 Raanan Chermoni & Jaroslaw Wroblewski 6th 27-digits
17 Tuplet 27 13 Jan 2011 Raanan Chermoni & Jaroslaw Wroblewski 5th 27-digits
5 CC2nd kind 1141 06 Jan 2011 Michael Angel
17 Tuplet 27 02 Jan 2011 Raanan Chermoni & Jaroslaw Wroblewski 4th 27-digits
Additions in 2010
k Typ Digits When Who Comments
17 Tuplet 27 13 Dec 2010 Raanan Chermoni & Jaroslaw Wroblewski 3rd 27-digits
17 Tuplet 27 17 Nov 2010 Raanan Chermoni & Jaroslaw Wroblewski 2nd 27-digits
17 Tuplet 27 01 Nov 2010 Raanan Chermoni & Jaroslaw Wroblewski
8 CC2nd kind 225 10 Aug 2010 Dirk Augustin
5 CC2nd kind 1116 28 Jul 2010 David Broadhurst
7 CC1st kind 357 17 Jul 2010 Dirk Augustin
18 Tuplet 27 26 Apr 2010 Jaroslaw Wroblewski 2nd 27-digits
6 CC1st kind 634 02 Mar 2010 Dirk Augustin
18 Tuplet 27 15 Jan 2010 Jaroslaw Wroblewski
3 CC1st kind 10477 09 Jan 2010 Tom Wu
Additions in 2009
k Typ Digits When Who Comments
2 Twins 100355 13 Aug 2009 Peter Kaiser; Keith Klahn; PrimeGrid
13 Tuplet 48 07 Aug 2009 Jens Kruse Andersen
10 CC2nd kind 110 12 Jul 2009 Dirk Augustin
7 Tuplet 301 22 Jun 2009 Jens Kruse Andersen
6 Tuplet 559 01 May 2009 Norman Luhn
5 Tuplet 1107 24 Mar 2009 Norman Luhn
18 Tuplet 26 11 Mar 2009 Jaroslaw Wroblewski 5th 26-digits
18 Tuplet 26 20 Feb 2009 Jaroslaw Wroblewski 4th 26-digits
18 Tuplet 26 26 Jan 2009 Jaroslaw Wroblewski 3rd 26-digits
18 Tuplet 26 16 Jan 2009 Jaroslaw Wroblewski 2nd 26-digits
Additions in 2008
k Typ Digits When Who Comments
12 CC2nd kind 64 30 Dec 2008 Dirk Augustin
18 Tuplet 26 18 Dec 2008 Jaroslaw Wroblewski
18 Tuplet 25 14 Dec 2008 Jaroslaw Wroblewski
21 AP 20 03 Dec 2008 Jaroslaw Wroblewski First known AP21
3 Triplet 10047 17 Nov 2008 Norman Luhn; François Morain
3 Triplet 10047 13 Oct 2008 Norman Luhn Unproven first known gigantic PRP-triplet
1 Mersenne 12978189 16 Sep 2008 Edson Smith; GIMPS World record prime
20 AP 20 18 Jul 2008 Jaroslaw Wroblewski 4th 20-digits
20 AP 20 17 Jul 2008 Jaroslaw Wroblewski 3rd 20-digits
19 AP 20 03 Jul 2008 Jaroslaw Wroblewski 7th 20-digits
7 CC1st kind 292 01 Jul 2008 Dirk Augustin
20 AP 20 30 Jun 2008 Jaroslaw Wroblewski 2nd 20-digits
19 AP 20 30 Jun 2008 Jaroslaw Wroblewski 5th 20-digits
19 AP 20 29 Jun 2008 Jaroslaw Wroblewski 4th 20-digits
19 AP 20 29 Jun 2008 Jaroslaw Wroblewski 3rd 20-digits
19 AP 20 29 Jun 2008 Jaroslaw Wroblewski 2nd 20-digits
20 AP 20 28 Jun 2008 Jaroslaw Wroblewski also contains record AP19
19 AP 20 28 Jun 2008 Jaroslaw Wroblewski 4th 20-digits
19 AP 20 27 Jun 2008 Jaroslaw Wroblewski 3rd 20-digits
20 AP 19 27 Jun 2008 Jaroslaw Wroblewski also contains record AP19
16 CC2nd kind 30 26 Jun 2008 Jaroslaw Wroblewski
15 CC2nd kind 34 17 Jun 2008 Jaroslaw Wroblewski
16 CC2nd kind 28 12 Jun 2008 Jaroslaw Wroblewski
17 CC2nd kind 27 10 Jun 2008 Jaroslaw Wroblewski also contains record CC16
16 CC2nd kind 26 08 Jun 2008 Jaroslaw Wroblewski
17 CC2nd kind 26 05 Jun 2008 Jaroslaw Wroblewski also contains record CC16
17 CC2nd kind 26 05 Jun 2008 Jaroslaw Wroblewski
16 CC1st kind 26 29 May 2008 Jaroslaw Wroblewski
15 Tuplet 33 14 Apr 2008 Jens Kruse Andersen
8 Tuplet 218 29 Feb 2008 Jens Kruse Andersen
Additions in 2007
k Typ Digits When Who Comments
14 Tuplet 46 28 Dec 2007 Norman Luhn also contains record 13-tuplet
20 AP 18 01 Mar 2007 Jaroslaw Wroblewski
19 AP 19 27 Feb 2007 Jaroslaw Wroblewski
2 Twins 58711 15 Jan 2007 Eric Vautier; Dmitri Gribenko;
Patrick W. McKibbon; PrimeGrid
Additions in 2006
k Typ Digits When Who Comments
20 AP 17 30 Dec 2006 Jaroslaw Wroblewski First for AP20
19 AP 17 30 Dec 2006 Jaroslaw Wroblewski
19 AP 15 30 Dec 2006 Jaroslaw Wroblewski First for AP19
1 Mersenne 9808358 11 Sep 2006 Curtis Cooper; Steven Boone; GIMPS World record prime
3 CC1st kind 7937 07 Aug 2006 Michael Paridon
6 CC2nd kind 475 30 Jun 2006 Dirk Augustin
2 Sophie Germain 51780 03 May 2006 Zoltán Járai; Gabor Farkas;
Timea Csajbok; Janos Kasza; Antal Járai
5 Tuplet 1069 07 Apr 2006 Norman Luhn
12 CC2nd kind 58 08 Feb 2006 Jens Kruse Andersen
6 Tuplet 427 17 Jan 2006 Norman Luhn
7 Tuplet 282 04 Jan 2006 Norman Luhn
Additions in 2005
k Typ Digits When Who Comments
1 Mersenne 9152052 25 Dec 2005 Curtis Cooper; Steven Boone; GIMPS World record prime
13 CC1st kind 41 07 Dec 2005 Dirk Augustin
2 Twins 51779 08 Sep 2005 Zoltán Járai; Gabor Farkas;
Timea Csajbok; Janos Kasza; Antal Járai
9 CC1st kind 187 07 Aug 2005 Dirk Augustin
8 Tuplet 206 06 Aug 2005 Norman Luhn
4 CC1st kind 2354 10 Jun 2005 Jiong Sun
4 Tuplet 2058 29 Apr 2005 Norman Luhn
3 CC1st kind 6038 18 Apr 2005 Jiong Sun
4 CC2nd kind 1770 19 Mar 2005 Jiong Sun
1 Mersenne 7816230 27 Feb 2005 Martin Nowak; GIMPS World record prime
14 Tuplet 33 07 Feb 2005 Christ van Willegen; Jens Kruse Andersen
9 Tuplet 135 06 Feb 2005 Norman Luhn
8 Tuplet 180 19 Jan 2005 Torbjörn Alm; Jens Kruse Andersen
Additions in 2004
k Typ Digits When Who Comments
15 Tuplet 32 01 Dec 2004 Jörg Waldvogel; Peter Leikauf also 14-tuplet record
8 Tuplet 174 24 Nov 2004 Norman Luhn
6 CC1st kind 418 07 Nov 2004 Dirk Augustin
3 CC2nd kind 5190 24 Oct 2004 Jiong Sun
16 Tuplet 26 19 Oct 2004 Jens Kruse Andersen