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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
402054412412326479 ~1992
40205471804109438 ~1990
402057012412342079 ~1992
40206203804124078 ~1990
40206539804130798 ~1990
40206851804137038 ~1990
40207319804146398 ~1990
40207523804150478 ~1990
40207991804159838 ~1990
402085932412515599 ~1992
40208951804179038 ~1990
40209023804180478 ~1990
40209419804188398 ~1990
402094193216753539
40210223804204478 ~1990
40210679804213598 ~1990
402107176433714739 ~1993
40210871804217438 ~1990
40210931804218638 ~1990
40211459804229198 ~1990
40212059804241198 ~1990
40212143804242878 ~1990
40213571804271438 ~1990
40214243804284878 ~1990
40214411804288238 ~1990
Exponent Prime Factor Digits Year
402150372412902239 ~1992
40215671804313438 ~1990
40216763804335278 ~1990
40216931804338638 ~1990
40217003804340078 ~1990
40217063804341278 ~1990
40217711804354238 ~1990
40217783804355678 ~1990
40217951804359038 ~1990
40218037740011880910 ~1995
402181274021812719 ~1992
40218779804375598 ~1990
40219799804395998 ~1990
40220039804400798 ~1990
402205276435284339 ~1993
40220639804412798 ~1990
40220783804415678 ~1990
40221059804421198 ~1990
40221431804428638 ~1990
40221743804434878 ~1990
40222223804444478 ~1990
40222433321779464110 ~1994
402229332413375999 ~1992
40223303804466078 ~1990
402233116435729779 ~1993
Exponent Prime Factor Digits Year
40223831804476638 ~1990
40223951804479038 ~1990
40224179804483598 ~1990
40224599804491998 ~1990
402246972413481839 ~1992
40225103804502078 ~1990
40225151804503038 ~1990
402252436436038899 ~1993
40225319804506398 ~1990
40225379804507598 ~1990
40225583804511678 ~1990
40226423804528478 ~1990
40227179804543598 ~1990
402271972413631839 ~1992
402274132413644799 ~1992
40227419804548398 ~1990
40227443804548878 ~1990
40227623804552478 ~1990
40228439804568798 ~1990
40228763804575278 ~1990
40228789893079115910 ~1995
40229291804585838 ~1990
40229303804586078 ~1990
402296273218370179 ~1992
40230791804615838 ~1990
Exponent Prime Factor Digits Year
40231343804626878 ~1990
40231811804636238 ~1990
40232651804653038 ~1990
402338393218707139 ~1992
40234703804694078 ~1990
40234871804697438 ~1990
40235171804703438 ~1990
402352816437644979 ~1993
40236011804720238 ~1990
40236323804726478 ~1990
40236551804731038 ~1990
40236719804734398 ~1990
402368932414213599 ~1992
402371572414229439 ~1992
40237331804746638 ~1990
40237343804746878 ~1990
402381194023811919 ~1992
40238459804769198 ~1990
402385572414313439 ~1992
40238699804773998 ~1990
40238771804775438 ~1990
40238843804776878 ~1990
40239371804787438 ~1990
40239779804795598 ~1990
40240019804800398 ~1990
2151
GIMPS The Prime Pages FactorDb.com
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26-07-19