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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
47528171950563438 ~1991
47529011950580238 ~1991
475292813802342499 ~1992
47530919950618398 ~1991
475319212851915279 ~1992
47531999950639998 ~1991
475328832395657303311 ~1997
47532911950658238 ~1991
47533331950666638 ~1991
47534411950688238 ~1991
47534891950697838 ~1991
47535443950708878 ~1991
475355813802846499 ~1992
47536259950725198 ~1991
47537447313747150310 ~1995
47540063950801278 ~1991
47542091950841838 ~1991
475426812852560879 ~1992
47543123950862478 ~1991
47543471380347768110 ~1995
475437731245646852711 ~1996
47545559950911198 ~1991
47545919950918398 ~1991
475460398558287039 ~1993
47546879950937598 ~1991
Exponent Prime Factor Digits Year
47548619950972398 ~1991
475492793803942339 ~1992
47550491951009838 ~1991
47550551951011038 ~1991
475507793804062339 ~1992
47551331951026638 ~1991
47551531190206124110 ~1994
475522613804180899 ~1992
47555663951113278 ~1991
475572972853437839 ~1992
47557319951146398 ~1991
475587893804703139 ~1992
47559923951198478 ~1991
47560223951204478 ~1991
47560511951210238 ~1991
47560979951219598 ~1991
47561543951230878 ~1991
475638612853831679 ~1992
47564663951293278 ~1991
475650612853903679 ~1992
47565803951316078 ~1991
475660973805287779 ~1992
47567771951355438 ~1991
47567951951359038 ~1991
475690073805520579 ~1992
Exponent Prime Factor Digits Year
475697211027505973711 ~1996
475698532854191199 ~1992
47570591951411838 ~1991
47571071951421438 ~1991
47571911951438238 ~1991
47572391951447838 ~1991
475736278563252879 ~1993
47574029114177669710 ~1994
47574203951484078 ~1991
475770012854620079 ~1992
475772412854634479 ~1992
47577251951545038 ~1991
47577923951558478 ~1991
475790096661061279 ~1993
47579303951586078 ~1991
47579351951587038 ~1991
47581763951635278 ~1991
475819732854918399 ~1992
47583611951672238 ~1991
475837193806697539 ~1992
475839893806719139 ~1992
47584391951687838 ~1991
47584499951689998 ~1991
47584871951697438 ~1991
475852212855113279 ~1992
Exponent Prime Factor Digits Year
47585231951704638 ~1991
47585591951711838 ~1991
47590513104699128710 ~1993
47591759951835198 ~1991
475934114759341119 ~1993
47593811951876238 ~1991
47594219951884398 ~1991
475942932855657599 ~1992
47594903951898078 ~1991
47596343951926878 ~1991
47596943951938878 ~1991
475971772855830639 ~1992
475973772855842639 ~1992
475978812855872879 ~1992
47598647114236752910 ~1994
47598851951977038 ~1991
47599511951990238 ~1991
47599709114239301710 ~1994
47600783952015678 ~1991
476008313808066499 ~1992
47602931952058638 ~1991
47604383952087678 ~1991
476048572856291439 ~1992
47605451952109038 ~1991
47606759952135198 ~1991
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25-05-04