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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
240376819615072419 ~1992
24037763480755278 ~1989
24038039480760798 ~1989
24038351480767038 ~1989
24038471480769438 ~1989
24038639480772798 ~1989
24038699480773998 ~1989
24038711480774238 ~1989
24038939480778798 ~1989
24038951480779038 ~1989
24039143480782878 ~1989
240394731442368399 ~1990
24039803480796078 ~1989
24040259480805198 ~1989
24040319480806398 ~1989
24040619480812398 ~1989
24040631480812638 ~1989
24041219480824398 ~1989
240413171442479039 ~1990
24041351480827038 ~1989
240417111923336899 ~1990
240420711923365699 ~1990
240421211442527279 ~1990
24042911480858238 ~1989
24043163480863278 ~1989
Exponent Prime Factor Digits Year
24043583480871678 ~1989
24043919480878398 ~1989
24044099480881998 ~1989
24044231480884638 ~1989
24044939480898798 ~1989
24044963480899278 ~1989
240459971442759839 ~1990
24046943480938878 ~1989
24047183480943678 ~1989
240480073847681139 ~1991
24048071480961438 ~1989
240481731442890399 ~1990
240482931442897599 ~1990
24048539480970798 ~1989
24049043480980878 ~1989
24049139480982798 ~1989
24049199480983998 ~1989
240494693366925679 ~1991
240498411923987299 ~1990
240502272405022719 ~1990
24050891481017838 ~1989
24051011481020238 ~1989
24051623481032478 ~1989
240518035772432739 ~1991
24052201519527541710 ~1994
Exponent Prime Factor Digits Year
24052211481044238 ~1989
240527475772659299 ~1991
24052811481056238 ~1989
24053831481076638 ~1989
24053951481079038 ~1989
24054143481082878 ~1989
24054263481085278 ~1989
240544971924359779 ~1990
24054539481090798 ~1989
24054599481091998 ~1989
24054743481094878 ~1989
24054851481097038 ~1989
24056303481126078 ~1989
240566531443399199 ~1990
24056699481133998 ~1989
240567973849087539 ~1991
24057083481141678 ~1989
24057179481143598 ~1989
240572391924579139 ~1990
24058271481165438 ~1989
24058283481165678 ~1989
240590531443543199 ~1990
24059351481187038 ~1989
24060131481202638 ~1989
24060719481214398 ~1989
Exponent Prime Factor Digits Year
24061679481233598 ~1989
24061871481237438 ~1989
24062999481259998 ~1989
240630792406307919 ~1990
240635691925085539 ~1990
24064343481286878 ~1989
240653171443919039 ~1990
240654533369163439 ~1991
24065759481315198 ~1989
24065963481319278 ~1989
24066071481321438 ~1989
24066083481321678 ~1989
240666611443999679 ~1990
240670731444024399 ~1990
24067139481342798 ~1989
24067343481346878 ~1989
24067583481351678 ~1989
24067859481357198 ~1989
24069131481382638 ~1989
24069191481383838 ~1989
24069359481387198 ~1989
240695331444171999 ~1990
240702714332648799 ~1991
24070499481409998 ~1989
24070619481412398 ~1989
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25-04-13