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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
77853847513835390310 ~1996
778543191557086399 ~1993
778546916228375299 ~1994
778547174671283039 ~1994
778550511557101039 ~1993
778552431557104879 ~1993
778591934671551599 ~1994
778592631557185279 ~1993
778611591557223199 ~1993
77863063124580900910 ~1995
778653831557307679 ~1993
778675076229400579 ~1994
778696791557393599 ~1993
778723311557446639 ~1993
778730174672381039 ~1994
778769511557539039 ~1993
77879231140182615910 ~1995
778815711557631439 ~1993
778820991557641999 ~1993
778849911557699839 ~1993
778852431557704879 ~1993
778862334673173999 ~1994
778874774673248639 ~1994
778882311557764639 ~1993
778897431557794879 ~1993
Exponent Prime Factor Digits Year
778905111557810239 ~1993
778936311557872639 ~1993
778937031557874079 ~1993
778948191557896399 ~1993
778969911557939839 ~1993
778971197789711919 ~1994
778989677789896719 ~1994
778992711557985439 ~1993
778993311557986639 ~1993
778997991557995999 ~1993
779007174674043039 ~1994
779009391558018799 ~1993
779020431558040879 ~1993
779031591558063199 ~1993
779031831558063679 ~1993
779040831558081679 ~1993
779053191558106399 ~1993
779057391558114799 ~1993
779057991558115999 ~1993
779068911558137839 ~1993
779085111558170239 ~1993
779098311558196639 ~1993
779099414674596479 ~1994
779126511558253039 ~1993
779137431558274879 ~1993
Exponent Prime Factor Digits Year
779139111558278239 ~1993
779158911558317839 ~1993
779169831558339679 ~1993
77917673233753019110 ~1995
779177991558355999 ~1993
77918891140254003910 ~1995
779200791558401599 ~1993
779206376233650979 ~1994
779211111558422239 ~1993
779224311558448639 ~1993
779247711558495439 ~1993
77924779140264602310 ~1995
779248311558496639 ~1993
779251431558502879 ~1993
77926757233780271110 ~1995
779267631558535279 ~1993
779268831558537679 ~1993
779281431558562879 ~1993
779298296234386339 ~1994
779309391558618799 ~1993
779327837793278319 ~1994
779346111558692239 ~1993
779352111558704239 ~1993
779370111558740239 ~1993
77941247140294244710 ~1995
Exponent Prime Factor Digits Year
779414031558828079 ~1993
779415111558830239 ~1993
779422191558844399 ~1993
779447031558894079 ~1993
779484111558968239 ~1993
779490831558981679 ~1993
779511231559022479 ~1993
779516031559032079 ~1993
779519991559039999 ~1993
779531031559062079 ~1993
779535716236285699 ~1994
779549391559098799 ~1993
779549511559099039 ~1993
779570631559141279 ~1993
779573031559146079 ~1993
779582391559164799 ~1993
779601591559203199 ~1993
779626911559253839 ~1993
779641791559283599 ~1993
779645991559291999 ~1993
779656191559312399 ~1993
77966923124747076910 ~1995
779687631559375279 ~1993
779693991559387999 ~1993
779711391559422799 ~1993
2281
GIMPS The Prime Pages FactorDb.com
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25-04-20