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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
778094903155618980710 ~2000
778187867622550293710 ~2002
778208999155641799910 ~2000
778210523155642104710 ~2000
778238459155647691910 ~2000
778328279155665655910 ~2000
778335419155667083910 ~2000
778336703155667340710 ~2000
778361939155672387910 ~2000
778389281467033568710 ~2002
778391759622713407310 ~2002
778398059155679611910 ~2000
778399703155679940710 ~2000
778408583155681716710 ~2000
778429123778429123110 ~2002
778454723155690944710 ~2000
778467023155693404710 ~2000
778473779155694755910 ~2000
778498559155699711910 ~2000
778504283155700856710 ~2000
778506173467103703910 ~2002
778520063155704012710 ~2000
778563743155712748710 ~2000
7785854113270058726311 ~2004
778589453467153671910 ~2002
Exponent Prime Factor Digits Year
778591283155718256710 ~2000
778633811155726762310 ~2000
778641917622913533710 ~2002
778654139155730827910 ~2000
778658603155731720710 ~2000
778660217467196130310 ~2002
778662719155732543910 ~2000
778663331155732666310 ~2000
778674023155734804710 ~2000
778695311155739062310 ~2000
778758791155751758310 ~2000
778762739155752547910 ~2000
778766123155753224710 ~2000
778768439155753687910 ~2000
778796861467278116710 ~2002
778806863155761372710 ~2000
7788193371090347071911 ~2003
778820639155764127910 ~2000
778821269623057015310 ~2002
778822043155764408710 ~2000
7788388135607639453711 ~2004
778862159155772431910 ~2000
7788699792648157928711 ~2003
778876223155775244710 ~2000
778911361467346816710 ~2002
Exponent Prime Factor Digits Year
778947311155789462310 ~2000
778966343155793268710 ~2000
778974023155794804710 ~2000
779025983155805196710 ~2000
779058431155811686310 ~2000
779062811623250248910 ~2002
779106791155821358310 ~2000
779117351155823470310 ~2000
779122871155824574310 ~2000
779129579155825915910 ~2000
7791487631246638020911 ~2003
779149439155829887910 ~2000
779152373467491423910 ~2002
779157383155831476710 ~2000
779179031155835806310 ~2000
7791898691714217711911 ~2003
779199959155839991910 ~2000
779208383155841676710 ~2000
779208389623366711310 ~2002
779220119155844023910 ~2000
779236963779236963110 ~2002
779247299155849459910 ~2000
779247701623398160910 ~2002
779249677467549806310 ~2002
779273533467564119910 ~2002
Exponent Prime Factor Digits Year
779283959155856791910 ~2000
779288753467573251910 ~2002
779288963155857792710 ~2000
7792932671246869227311 ~2003
779323763155864752710 ~2000
779336483155867296710 ~2000
779361851155872370310 ~2000
779407679155881535910 ~2000
779414687623531749710 ~2002
779447423155889484710 ~2000
779483951155896790310 ~2000
779501531155900306310 ~2000
779502239155900447910 ~2000
779564221467738532710 ~2002
779577839155915567910 ~2000
779619397467771638310 ~2002
779639879155927975910 ~2000
779650811623720648910 ~2002
779660699155932139910 ~2000
779668859155933771910 ~2000
779668919155933783910 ~2000
7797080471247532875311 ~2003
779728679155945735910 ~2000
779742787779742787110 ~2002
779747411155949482310 ~2000
3381
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25-05-04