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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
6556231791573495629711 ~2003
6556321511049011441711 ~2002
6556334991180140298311 ~2002
655639373393383623910 ~2001
655664819131132963910 ~2000
655677761524542208910 ~2001
655698377393419026310 ~2001
655721771131144354310 ~2000
655743059131148611910 ~2000
655743383131148676710 ~2000
655755563131151112710 ~2000
655761413393456847910 ~2001
655768583131153716710 ~2000
655795571131159114310 ~2000
655854239131170847910 ~2000
655870199131174039910 ~2000
655893503131178700710 ~2000
655894439131178887910 ~2000
655902187655902187110 ~2002
655902881393541728710 ~2001
6559333871049493419311 ~2002
655945319131189063910 ~2000
655966271131193254310 ~2000
6559819392230338592711 ~2003
655985411131197082310 ~2000
Exponent Prime Factor Digits Year
655986659131197331910 ~2000
655992899131198579910 ~2000
656001611131200322310 ~2000
656009771131201954310 ~2000
656021123131204224710 ~2000
656052863131210572710 ~2000
656060423131212084710 ~2000
656119463131223892710 ~2000
656167199131233439910 ~2000
656170499131234099910 ~2000
656190541393714324710 ~2001
656193911131238782310 ~2000
656198951131239790310 ~2000
656199437393719662310 ~2001
656239817393743890310 ~2001
656252483131250496710 ~2000
656270033393762019910 ~2001
656283431131256686310 ~2000
656283923131256784710 ~2000
656297891131259578310 ~2000
656301839131260367910 ~2000
656322371131264474310 ~2000
656332739131266547910 ~2000
656332811131266562310 ~2000
656352821525082256910 ~2001
Exponent Prime Factor Digits Year
6563546812100334979311 ~2003
656362463131272492710 ~2000
656409263131281852710 ~2000
656430839131286167910 ~2000
656432963131286592710 ~2000
656433863131286772710 ~2000
656437163131287432710 ~2000
656437343131287468710 ~2000
656453459131290691910 ~2000
656457721393874632710 ~2001
656459339131291867910 ~2000
656460131525168104910 ~2001
656469083131293816710 ~2000
656510843131302168710 ~2000
6565145711050423313711 ~2002
656525231131305046310 ~2000
656543159131308631910 ~2000
656550577393930346310 ~2001
656555111131311022310 ~2000
656561957393937174310 ~2001
656578927656578927110 ~2002
656581753393949051910 ~2001
656638211131327642310 ~2000
656675483131335096710 ~2000
656695859131339171910 ~2000
Exponent Prime Factor Digits Year
656699663131339932710 ~2000
656729999131345999910 ~2000
656734511131346902310 ~2000
656741159131348231910 ~2000
656743177394045906310 ~2001
656750981394050588710 ~2001
656776031131355206310 ~2000
656784263131356852710 ~2000
656792651131358530310 ~2000
6568346112627338444111 ~2003
656834819131366963910 ~2000
656834999131366999910 ~2000
65685895316158730243912 ~2005
656872739131374547910 ~2000
656874623131374924710 ~2000
656879843131375968710 ~2000
6569236791182462622311 ~2002
656938343131387668710 ~2000
656942999131388599910 ~2000
656947943131389588710 ~2000
656950691131390138310 ~2000
656965079131393015910 ~2000
656967071131393414310 ~2000
656975681525580544910 ~2001
656992943131398588710 ~2000
3821
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26-07-19