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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
267793912142351299 ~1990
26779517321354204110 ~1993
26779859535597198 ~1989
267798592142388739
26779979535599598 ~1989
26780399535607998 ~1989
267804314284868979 ~1991
26780651535613038 ~1989
26780783535615678 ~1989
26781971535639438 ~1989
26782319535646398 ~1989
26782439535648798 ~1989
26783579535671598 ~1989
26783951535679038 ~1989
26784083535681678 ~1989
26784143535682878 ~1989
267841811607050879 ~1990
267844131607064799 ~1990
26784419535688398 ~1989
267848811607092879 ~1990
26785019385704273710 ~1994
267851232678512319 ~1991
267852192678521919 ~1991
26785403535708078 ~1989
26785919278573557710 ~1993
Exponent Prime Factor Digits Year
267863211607179279 ~1990
26786351535727038 ~1989
26786471535729438 ~1989
267864712142917699
26786579535731598 ~1989
26786999535739998 ~1989
26787779535755598 ~1989
26788511535770238 ~1989
26789159535783198 ~1989
267896211607377279 ~1990
26789771535795438 ~1989
26789879535797598 ~1989
26790119535802398 ~1989
26790371535807438 ~1989
26790383535807678 ~1989
26790839535816798 ~1989
26790899535817998 ~1989
26791571535831438 ~1989
26791931535838638 ~1989
26792039535840798 ~1989
267921411607528479 ~1990
26792351535847038 ~1989
26792543535850878 ~1989
26793311535866238 ~1989
26793359535867198 ~1989
Exponent Prime Factor Digits Year
26793659535873198 ~1989
26793803535876078 ~1989
26793863535877278 ~1989
26794451535889038 ~1989
267949672143597379 ~1990
26795399535907998 ~1989
267961931607771599 ~1990
26796239535924798 ~1989
26796719535934398 ~1989
267970192143761539 ~1990
267977392143819139 ~1990
26797871535957438 ~1989
26798003535960078 ~1989
26798039535960798 ~1989
26798099535961998 ~1989
26798351535967038 ~1989
26799203535984078 ~1989
26799791535995838 ~1989
26800283536005678 ~1989
26800717128643441710 ~1992
26801111536022238 ~1989
26801591536031838 ~1989
26802203536044078 ~1989
268024312144194499 ~1990
26802719536054398 ~1989
Exponent Prime Factor Digits Year
26802959536059198 ~1989
26802983536059678 ~1989
26803391536067838 ~1989
26803739536074798 ~1989
26804051536081038 ~1989
26804363536087278 ~1989
26804663536093278 ~1989
26805059536101198 ~1989
268054612144436899 ~1990
26806163536123278 ~1989
26807171536143438 ~1989
26807471536149438 ~1989
26808143536162878 ~1989
26808959536179198 ~1989
268092196434212579 ~1992
268092611608555679 ~1990
268097092144776739 ~1990
26810039536200798 ~1989
26811671536233438 ~1989
26812151536243038 ~1989
26813219536264398 ~1989
26813723536274478 ~1989
268137971608827839 ~1990
26813999536279998 ~1989
26815319536306398 ~1989
1653
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25-07-08