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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
550432763110086552710 ~1999
550445123110089024710 ~1999
550457429770640400710 ~2001
550463951110092790310 ~1999
550477751110095550310 ~1999
550485209770679292710 ~2001
5504989571321197496911 ~2002
550504583110100916710 ~1999
550507823110101564710 ~1999
550516199110103239910 ~1999
550536359110107271910 ~1999
550540073330324043910 ~2000
550548457330329074310 ~2000
550573559110114711910 ~1999
550574819110114963910 ~1999
550578361330347016710 ~2000
550592111110118422310 ~1999
5505929814735099636711 ~2003
550596911110119382310 ~1999
550599683110119936710 ~1999
550618163110123632710 ~1999
550659617770923463910 ~2001
550677899110135579910 ~1999
550681031110136206310 ~1999
550688111110137622310 ~1999
Exponent Prime Factor Digits Year
5506966091652089827111 ~2002
550719971110143994310 ~1999
550729499110145899910 ~1999
550740419110148083910 ~1999
550768577330461146310 ~2000
550782671110156534310 ~1999
550792687550792687110 ~2001
550794821330476892710 ~2000
550806131110161226310 ~1999
550830853330498511910 ~2000
550841783110168356710 ~1999
5508518412203407364111 ~2002
550863479110172695910 ~1999
550919279110183855910 ~1999
550923203110184640710 ~1999
550929823550929823110 ~2001
550931741330559044710 ~2000
550943303110188660710 ~1999
550943903110188780710 ~1999
550961291110192258310 ~1999
550970479550970479110 ~2001
550995359110199071910 ~1999
551006597440805277710 ~2001
551015273330609163910 ~2000
551031623110206324710 ~1999
Exponent Prime Factor Digits Year
5510367111432695448711 ~2002
551044391110208878310 ~1999
5510457491653137247111 ~2002
551048831110209766310 ~1999
551050453330630271910 ~2000
551051639110210327910 ~1999
551060483110212096710 ~1999
551064719110212943910 ~1999
551066051110213210310 ~1999
551072831110214566310 ~1999
551078173330646903910 ~2000
551080637440864509710 ~2001
551142239110228447910 ~1999
551148203110229640710 ~1999
551152799110230559910 ~1999
551161619110232323910 ~1999
551165963110233192710 ~1999
551169959110233991910 ~1999
551171987440937589710 ~2001
551175539110235107910 ~1999
551180543110236108710 ~1999
551217431110243486310 ~1999
551227823110245564710 ~1999
551228819110245763910 ~1999
551234947992222904710 ~2002
Exponent Prime Factor Digits Year
551259743110251948710 ~1999
551286677330772006310 ~2000
551288203551288203110 ~2001
551325959110265191910 ~1999
551340623110268124710 ~1999
551343671110268734310 ~1999
551348543110269708710 ~1999
5513612691323267045711 ~2002
551364133330818479910 ~2000
551415517330849310310 ~2000
551418611110283722310 ~1999
551426699110285339910 ~1999
551453377330872026310 ~2000
551456651441165320910 ~2001
551464451110292890310 ~1999
551468783110293756710 ~1999
5514745791323538989711 ~2002
551483123110296624710 ~1999
551493961330896376710 ~2000
551507221882411553710 ~2001
551546173330927703910 ~2000
551569087551569087110 ~2001
551576911992838439910 ~2002
551578451110315690310 ~1999
551580083110316016710 ~1999
3212
GIMPS The Prime Pages FactorDb.com
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25-04-13