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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
987960923197592184710 ~2001
987992431987992431110 ~2003
987998227987998227110 ~2003
988033691197606738310 ~2001
988035803197607160710 ~2001
988040639197608127910 ~2001
988045403197609080710 ~2001
988049941592829964710 ~2002
988052603197610520710 ~2001
9880729311778531275911 ~2004
988077683197615536710 ~2001
988092317790473853710 ~2003
988136711197627342310 ~2001
9881715671581074507311 ~2003
988179293592907575910 ~2002
988197839197639567910 ~2001
988240391197648078310 ~2001
988275371197655074310 ~2001
988368659197673731910 ~2001
988372943197674588710 ~2001
988374683197674936710 ~2001
988386097593031658310 ~2002
988474379790779503310 ~2003
988511939197702387910 ~2001
988521923197704384710 ~2001
Exponent Prime Factor Digits Year
988527863197705572710 ~2001
988535183197707036710 ~2001
988573979197714795910 ~2001
988588823197717764710 ~2001
988615139197723027910 ~2001
988652633593191579910 ~2002
988678393593207035910 ~2002
988680431790944344910 ~2003
988718099197743619910 ~2001
988753151197750630310 ~2001
988775009791020007310 ~2003
988801259197760251910 ~2001
988839623197767924710 ~2001
9888491511779928471911 ~2004
988852979197770595910 ~2001
988866083197773216710 ~2001
988921523197784304710 ~2001
988923863197784772710 ~2001
988945679197789135910 ~2001
989011931197802386310 ~2001
9890677871780322016711 ~2004
989068319197813663910 ~2001
989078609791262887310 ~2003
989126123197825224710 ~2001
989138291197827658310 ~2001
Exponent Prime Factor Digits Year
989254691197850938310 ~2001
989271713593563027910 ~2002
989273167989273167110 ~2003
989290399989290399110 ~2003
989352803197870560710 ~2001
9893557971385098115911 ~2003
989365211197873042310 ~2001
989378711197875742310 ~2001
989457611197891522310 ~2001
989465593593679355910 ~2002
989593993593756395910 ~2002
989595203197919040710 ~2001
989595923197919184710 ~2001
989597351197919470310 ~2001
989625491197925098310 ~2001
989652479791721983310 ~2003
989686391197937278310 ~2001
989702783197940556710 ~2001
989727083197945416710 ~2001
989778011791822408910 ~2003
989781119197956223910 ~2001
989813651197962730310 ~2001
989819471197963894310 ~2001
989866739197973347910 ~2001
989870597593922358310 ~2002
Exponent Prime Factor Digits Year
989890459989890459110 ~2003
9899007293167682332911 ~2004
989900963197980192710 ~2001
9899023692177785211911 ~2004
989931011197986202310 ~2001
9900003173762001204711 ~2004
990002537594001522310 ~2002
990015331990015331110 ~2003
9900191093168061148911 ~2004
990021083198004216710 ~2001
990042917594025750310 ~2002
990043319198008663910 ~2001
990045011198009002310 ~2001
990074243198014848710 ~2001
990075791792060632910 ~2003
990102479198020495910 ~2001
990108719198021743910 ~2001
990118123990118123110 ~2003
990141563198028312710 ~2001
990153551198030710310 ~2001
9901938772376465304911 ~2004
990236003198047200710 ~2001
9902403012970720903111 ~2004
990249443198049888710 ~2001
990258299198051659910 ~2001
3533
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25-06-15