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Last upated: 31 December 2022

Largest Known Prime Gaps • 800000 to 899999
Gap Size Gap start Merit Who When
899262 PRP21537 = 49877# / 14902297410 - 532058 18.1341 Martin Raab 2021
898168 PRP23963 = 135761 • 55511# / 19# - 372382 16.2785 Seth Troisi 2020
897272 PRP21537 = 49877# / 18040912890 - 599154 18.0940 Martin Raab 2021
895806 PRP21539 = 49877# / 405795390 - 334522 18.0631 Martin Raab 2021
895236 PRP39443 = 91199# / 46506950490 - 488314 9.85730 Martin Raab 2015
894598 PRP21537 = 49877# / 15097312230 - 413596 18.0400 Martin Raab 2021
894408 PRP23962 = 70171 • 55511# / 19# - 395022 16.2106 Seth Troisi 2020
893160 PRP21609 = 1111111111111111111 • 49999# / (13# • 4231) - 727894 17.9512 Hans Rosenthal 2017
892082 PRP23962 = 51329 • 55511# / 19# - 379848 16.1685 Seth Troisi 2020
891260 PRP21539 = 49877# / 352642290 - 619386 17.9714 Martin Raab 2021
891034 PRP21537 = 49877# / 13070587530 - 461442 17.9681 Martin Raab 2021
890716 PRP23963 = 116533 • 55511# / 19# - 357762 16.1435 Seth Troisi 2020
890554 PRP21537 = 49877# / 24693879210 - 498514 17.9587 Martin Raab 2022
890406 PRP21610 = 1111111111111111111 • 49999# / (11# • 2357) - 549992 17.8947 Hans Rosenthal 2017
888966 PRP23962 = 65941 • 55511# / 19# - 413804 16.1120 Seth Troisi 2020
888120 PRP21609 = 1111111111111111111 • 49999# / (13# • 3209) - 288506 17.8498 Hans Rosenthal 2017
887334 PRP21538 = 49877# / 831020190 - 328536 17.8925 Martin Raab 2022
885330 PRP23962 = 55241 • 55511# / 19# - 654118 16.0461 Seth Troisi 2020
884376 PRP21539 = 49877# / 444353910 - 383494 17.8326 Martin Raab 2021
884148 PRP25973 = 1643 • 59999# / 505915410 - 331774 14.7841 David Stevens 2021
883656 PRP21538 = 49877# / 502371870 - 496084 17.8182 Martin Raab 2022
882560 PRP23961 = 8807 • 55511# / 19# - 582126 15.9965 Seth Troisi 2020
882290 PRP21609 = 1111111111111111111 • 49999# / (13# • 1499) - 491864 17.7324 Hans Rosenthal 2017
881772 PRP21613 = 1111111111111111111 • 49999# / (30 • 167) - 486394 17.7187 Hans Rosenthal 2017
881448 PRP21537 = 49877# / 22471118670 - 222242 17.7750 Martin Raab 2021
881150 PRP21538 = 49877# / 707717010 - 538364 17.7678 Martin Raab 2022
880908 PRP21610 = 1111111111111111111 • 49999# / (13# • 233) - 491186 17.7039 Hans Rosenthal 2017
880488 PRP21537 = 49877# / 15657852210 - 280726 17.7555 Martin Raab 2021
879300 PRP21538 = 49877# / 591500910 - 334394 17.7304 Martin Raab 2022
878688 PRP21537 = 49877# / 12021999990 - 499822 17.7191 Martin Raab 2021
878250 PRP21537 = 49877# / 21054963930 - 624328 17.7105 Martin Raab 2021
878094 PRP39329 = 90931# / 17# - 368908 9.69660 Martin Raab 2017
877028 PRP21537 = 49877# / 15609864270 - 381842 17.6857 Martin Raab 2021
876264 PRP21537 = 49877# / 15565960410 - 208228 17.6703 Martin Raab 2021
875812 PRP21537 = 49877# / 23641207590 - 508854 17.6614 Martin Raab 2021
875520 PRP39448 = 91229# / 46043407410 - 323062 9.63900 Martin Raab 2015
875274 PRP19263 = 44579# / 2310 - 379448 19.7343 Pierre Cami 2013
874316 PRP23963 = 161159 • 55511# / 19# - 571218 15.8462 Seth Troisi 2020
874104 PRP21609 = 1111111111111111111 • 49999# / (13# • 3121) - 177178 17.5681 Hans Rosenthal 2017
873320 PRP21539 = 49877# / 395885490 - 421854 17.6097 Martin Raab 2021
871388 PRP21537 = 49877# / 17214907710 - 374138 17.5720 Martin Raab 2021
870786 PRP23963 = 152699 • 55511# / 19# - 571198 15.7822 Seth Troisi 2020
870600 PRP21539 = 49877# / 415284870 - 537998 17.5548 Martin Raab 2021
868792 PRP39448 = 91229# / 46105689630 - 556086 9.56490 Martin Raab 2015
867372 PRP21538 = 49877# / 463272810 - 602158 17.4898 Martin Raab 2021
866170 PRP21538 = 49877# / 741650910 - 486088 17.4657 Martin Raab 2022
865056 PRP18636 = 44633 • (43037#) / 2310 - 394442 20.1598 Pierre Cami 2013
864834 PRP33731 = 26623 • 77977# / 19# - 631986 11.1351 Seth Troisi 2020
863912 PRP21610 = 1111111111111111111 • 49999# / (11# • 2137) - 400926 17.3622 Hans Rosenthal 2017
862682 PRP21606 = 1111111111111111111 • 49999# / (19# • 2819) - 216000 17.3405 Hans Rosenthal 2017
862386 PRP21537 = 49877# / 16574728170 - 555668 17.3905 Martin Raab 2021
861630 PRP21538 = 49877# / 571500930 - 208346 17.3741 Martin Raab 2022
861618 PRP21538 = 49877# / 524834310 - 399206 17.3738 Martin Raab 2022
861300 PRP23962 = 12731 • 55511# / 19# - 473334 15.6110 Seth Troisi 2020
861030 PRP21537 = 49877# / 8077799730 - 529316 17.3629 Martin Raab 2021
860640 PRP21537 = 49877# / 12215993790 - 315734 17.3552 Martin Raab 2021
858934 PRP21537 = 49877# / 16690103430 - 474022 17.3209 Martin Raab 2021
858416 PRP21609 = 1111111111111111111 • 49999# / (13# • 3137) - 516134 17.2528 Hans Rosenthal 2017
856608 PRP19621 = 45413# / 2310 - 459642 18.9608 Pierre Cami 2013
856568 PRP21539 = 49877# / 383092710 - 482214 17.2719 Martin Raab 2021
855522 PRP21610 = 1111111111111111111 • 49999# / (11# • 1087) - 157414 17.1934 Hans Rosenthal 2017
855014 PRP21538 = 49877# / 466275810 - 574214 17.2406 Martin Raab 2021
854536 PRP21609 = 1111111111111111111 • 49999# / (13# • 4943) - 390018 17.1750 Hans Rosenthal 2017
853342 PRP21537 = 49877# / 25289133870 - 237600 17.2083 Martin Raab 2022
850620 PRP21607 = 1111111111111111111 • 49999# / (17# • 4817) - 557806 17.0972 Hans Rosenthal 2017
850010 PRP21609 = 1111111111111111111 • 49999# / (13# • 3793) - 233280 17.0839 Hans Rosenthal 2017
849810 PRP21612 = 1111111111111111111 • 49999# / (7# • 883) - 555188 17.0777 Hans Rosenthal 2017
849600 PRP21539 = 49877# / 391380990 - 509452 17.1314 Martin Raab 2021
849206 PRP21609 = 1111111111111111111 • 49999# / (13# • 4513) - 540672 17.0678 Hans Rosenthal 2017
848166 PRP21538 = 49877# / 792401610 - 458640 17.1027 Martin Raab 2022
846604 PRP21611 = 1111111111111111111 • 49999# / (7# • 1889) - 521302 17.0135 Hans Rosenthal 2017
846460 PRP21538 = 49877# / 731921190 - 500614 17.0683 Martin Raab 2022
846384 PRP21537 = 49877# / 20369859510 - 407828 17.0679 Martin Raab 2021
846110 PRP23963 = 162961 • 55511# / 19# - 640910 15.3350 Seth Troisi 2020
843888 PRP18636 = 44753 • (43037#) / 2310 - 177806 19.6665 Pierre Cami 2013
843234 PRP23962 = 20039 • 55511# / 19# - 382156 15.2834 Seth Troisi 2020
843036 PRP23963 = 108257 • 55511# / 19# - 663370 15.2794 Seth Troisi 2020
842406 PRP17278 = 1087589 • 40009# / 13# - 487294 21.1745 Seth Troisi 2020
840990 PRP21609 = 1111111111111111111 • 49999# / (17# • 73) - 432986 16.9022 Hans Rosenthal 2017
840276 PRP25974 = 5977 • 59999# / 505915410 - 531134 14.0502 David Stevens 2021
839844 PRP21611 = 1111111111111111111 • 49999# / (11# • 197) - 668186 16.8777 Hans Rosenthal 2017
839580 PRP21608 = 1111111111111111111 • 49999# / (17# • 4049) - 695038 16.8753 Hans Rosenthal 2017
839550 PRP21611 = 1111111111111111111 • 49999# / (7# • 1601) - 549112 16.8717 Hans Rosenthal 2017
839116 PRP21609 = 1111111111111111111 • 49999# / (13# • 2179) - 385162 16.8648 Hans Rosenthal 2017
839034 PRP21538 = 49877# / 869698830 - 529352 16.9186 Martin Raab 2022
838740 PRP23963 = 183919 • 55511# / 19# - 561128 15.2014 Seth Troisi 2020
838698 PRP21538 = 49877# / 845374530 - 326756 16.9118 Martin Raab 2022
838644 PRP21538 = 49877# / 785014230 - 479462 16.9107 Martin Raab 2022
837918 PRP23962 = 19967 • 55511# / 19# - 341994 15.1871 Seth Troisi 2020
836550 PRP21612 = 1111111111111111111 • 49999# / (30 • 1607) - 546412 16.8108 Hans Rosenthal 2017
835626 PRP17279 = 1337747 • 40009# / 13# - 421858 21.0040 Seth Troisi 2020
834516 PRP21538 = 49877# / 847176330 - 431502 16.8275 Martin Raab 2022
834438 PRP23963 = 141241 • 55511# / 19# - 434132 15.1235 Seth Troisi 2020
834170 PRP23962 = 39439 • 55511# / 19# - 754142 15.1190 Seth Troisi 2020
834114 PRP16497 = 38231# / 2310 - 393706 21.9588 Michiel Jansen 2012
833418 PRP21537 = 49877# / 17355808470 - 597752 16.8064 Martin Raab 2021
833106 PRP21607 = 1111111111111111111 • 49999# / (19# • 1997) - 141994 16.7459 Hans Rosenthal 2017
832884 PRP21537 = 49877# / 13360557210 - 497298 16.7955 Martin Raab 2021
832344 PRP21538 = 49877# / 817987170 - 420278 16.7837 Martin Raab 2022
831518 PRP21607 = 1111111111111111111 • 49999# / (19# • 2309) - 480480 16.7140 Hans Rosenthal 2017
830920 PRP21539 = 49877# / 442552110 - 203068 16.7547 Martin Raab 2021
830722 PRP21538 = 49877# / 1479307830 - 418882 16.7512 Martin Raab 2022
830260 PRP21537 = 49877# / 21157065930 - 344238 16.7427 Martin Raab 2021
830202 PRP18636 = 44351 • (43037#) / 2310 - 549476 19.3475 Pierre Cami 2013
830160 PRP21537 = 49877# / 14473469010 - 270038 16.7406 Martin Raab 2021
829470 PRP33728 = 47 • 77977# / 19# - 344736 10.6807 Seth Troisi 2020
829224 PRP23962 = 81071 • 55511# / 19# - 659038 15.0291 Seth Troisi 2020
828364 PRP21538 = 49877# / 664653990 - 572406 16.7033 Martin Raab 2022
828198 PRP21538 = 49877# / 588678090 - 332932 16.7000 Martin Raab 2022
828046 PRP21611 = 1111111111111111111 • 49999# / (11# • 409) - 411052 16.6409 Hans Rosenthal 2017
826998 PRP23963 = 191363 • 55511# / 19# - 364132 14.9886 Seth Troisi 2020
826960 PRP23963 = 93941 • 55511# / 19# - 685210 14.9881 Seth Troisi 2020
826800 PRP18657 = 587 • 43093# / 2310 - 365798 19.2463 Michiel Jansen, Pierre Cami, Jens Kruse Andersen 2013
825696 PRP57742 = 19 • 133337# / 46410 - 298574 6.21040 Robert Smith 2021
825658 PRP29317 = 51307 • (67777#) / 6 - 327676 12.2311 Pierre Cami 2006
825506 PRP21538 = 49877# / 748257510 - 216320 16.6458 Martin Raab 2022
825066 PRP21537 = 49877# / 14599054470 - 385694 16.6379 Martin Raab 2021
824762 PRP21538 = 49877# / 491921430 - 210000 16.6306 Martin Raab 2022
824276 PRP21538 = 49877# / 876605730 - 575142 16.6210 Martin Raab 2022
823690 PRP21609 = 1111111111111111111 • 49999# / (13# • 1693) - 480796 16.5546 Hans Rosenthal 2017
823548 PRP21612 = 1111111111111111111 • 49999# / (30 • 2917) - 489822 16.5497 Hans Rosenthal 2017
823516 PRP21607 = 1111111111111111111 • 49999# / (19# • 2377) - 629214 16.5532 Hans Rosenthal 2017
823368 PRP21612 = 1111111111111111111 • 49999# / (7# • 467) - 287614 16.5461 Hans Rosenthal 2017
823078 PRP21537 = 49877# / 13091007930 - 351838 16.5978 Martin Raab 2021
822264 PRP21608 = 1111111111111111111 • 49999# / (17# • 2447) - 430786 16.5270 Hans Rosenthal 2017
821310 PRP21539 = 49877# / 372402030 - 344822 16.5609 Martin Raab 2021
820532 PRP21607 = 1111111111111111111 • 49999# / (17# • 4937) - 453846 16.4925 Hans Rosenthal 2017
820028 PRP23963 = 145153 • 55511# / 19# - 387194 14.8623 Seth Troisi 2020
820024 PRP23960 = 479 • 55511# / 19# - 189166 14.8638 Seth Troisi 2020
818886 PRP17071 = 39541# / 2310 - 380216 20.8333 Michiel Jansen 2012
818292 PRP23962 = 82141 • 55511# / 19# - 360692 14.8310 Seth Troisi 2020
817272 PRP21537 = 49877# / 17466078630 - 501470 16.4808 Martin Raab 2021
817190 PRP23963 = 94117 • 55511# / 19# - 420908 14.8110 Seth Troisi 2020
817144 PRP18070 = 1 • 41879# / 13# - 395938 19.6394 Michiel Jansen 2021
816596 PRP21538 = 49877# / 557146590 - 616782 16.4660 Martin Raab 2022
816030 PRP21538 = 49877# / 593903310 - 613636 16.4546 Martin Raab 2022
815214 PRP21609 = 1111111111111111111 • 49999# / (13# • 2843) - 408266 16.3845 Hans Rosenthal 2017
814758 PRP34604 = 1787 • 80021# / 46410 - 385954 10.2257 Robert Smith 2016
814410 PRP21611 = 1111111111111111111 • 49999# / (11# • 233) - 350036 16.3666 Hans Rosenthal 2017
813960 PRP19460 = 1249 • 45007# / 46410 - 319316 18.1660 Robert Smith 2021
812340 PRP21608 = 1111111111111111111 • 49999# / (17# • 2339) - 352162 16.3276 Hans Rosenthal 2017
812334 PRP23963 = 181117 • 55511# / 19# - 377708 14.7228 Seth Troisi 2020
811646 PRP21537 = 49877# / 21420489090 - 469652 16.3674 Martin Raab 2021
810810 PRP21537 = 49877# / 5865249390 - 368482 16.3501 Martin Raab 2021
810618 PRP19459 = 191 • 45007# / 46410 - 632452 18.0921 Robert Smith 2021
810348 PRP21538 = 49877# / 700689990 - 338852 16.3401 Martin Raab 2022
809952 PRP17637 = 40897# / 2310 - 561346 19.9443 Michiel Jansen 2012
809832 PRP23963 = 162287 • 55511# / 19# - 455746 14.6775 Seth Troisi 2020
809710 PRP21537 = 49877# / 23576883330 - 449058 16.3284 Martin Raab 2021
809574 PRP17697 = 41047# / 2310 - 371764 19.8675 Michiel Jansen 2012
808390 PRP21611 = 1111111111111111111 • 49999# / (11# • 307) - 490396 16.2457 Hans Rosenthal 2017
808266 PRP21613 = 1111111111111111111 • 49999# / (30 • 677) - 486478 16.2421 Hans Rosenthal 2017
808050 PRP21609 = 1111111111111111111 • 49999# / (13# • 4133) - 399482 16.2406 Hans Rosenthal 2017
807556 PRP23963 = 128797 • 55511# / 19# - 579150 14.6363 Seth Troisi 2020
806828 PRP16244 = 1 • 37573# / 13# - 524160 21.5712 Michiel Jansen 2021
806814 PRP21612 = 1111111111111111111 • 49999# / (7# • 541) - 475148 16.2135 Hans Rosenthal 2017
806646 PRP21611 = 1111111111111111111 • 49999# / (7# • 2539) - 372188 16.2106 Hans Rosenthal 2017
805688 PRP21611 = 1111111111111111111 • 49999# / (7# • 1663) - 122666 16.1912 Hans Rosenthal 2017
802482 PRP23962 = 41407 • 55511# / 19# - 604628 14.5446 Seth Troisi 2020
802460 PRP21538 = 49877# / 940149210 - 364478 16.1811 Martin Raab 2022
802350 PRP23963 = 170881 • 55511# / 19# - 578762 14.5419 Seth Troisi 2020
801996 PRP21606 = 1111111111111111111 • 49999# / (19# • 2741) - 480742 16.1207 Hans Rosenthal 2017
800676 PRP20045 = 25175 • (46451#) / 2310 - 380108 17.3479 Pierre Cami 2010
800492 PRP21539 = 49877# / 422552130 - 499638 16.1412 Martin Raab 2021
800280 PRP23963 = 113341 • 55511# / 19# - 398492 14.5045 Seth Troisi 2020