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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 Dig. Year
69792257275583380581711 ~2009
69796653831395933076711 ~2008
69797627995583810239311 ~2009
69798107631395962152711 ~2008
69801874334188112459911 ~2009
69802421534188145291911 ~2009
69805171911396103438311 ~2008
69808231191396164623911 ~2008
69810232134188613927911 ~2009
69811018191396220363911 ~2008
69812698311396253966311 ~2008
69815705215585256416911 ~2009
698190085315360181876712 ~2010
69827955591396559111911 ~2008
69828444414189706664711 ~2009
69832993311396659866311 ~2008
69833833311396676666311 ~2008
69834748191396694963911 ~2008
69837687174190261230311 ~2009
69841066911396821338311 ~2008
69847696911396953938311 ~2008
69849887995587991039311 ~2009
69852231831397044636711 ~2008
69857161911397143238311 ~2008
69857763831397155276711 ~2008
Exponent Prime Factor Dig. Year
69858064636985806463111 ~2010
69858871191397177423911 ~2008
69859432311397188646311 ~2008
69859452591397189051911 ~2008
69861192711397223854311 ~2008
69862715991397254319911 ~2008
69867363436986736343111 ~2010
69870283134192216987911 ~2009
69880191231397603824711 ~2008
69883751391397675027911 ~2008
69885427191397708543911 ~2008
69886862031397737240711 ~2008
69888064311397761286311 ~2008
69888624831397772496711 ~2008
69888779631397775592711 ~2008
69891746511397834930311 ~2008
69893926795591514143311 ~2009
69899472711397989454311 ~2008
69901501191398030023911 ~2008
69901966791398039335911 ~2008
69904141911398082838311 ~2008
69906745911398134918311 ~2008
69911621631398232432711 ~2008
69912958191398259163911 ~2008
69915792231398315844711 ~2008
Exponent Prime Factor Dig. Year
69916041831398320836711 ~2008
69919090311398381806311 ~2008
69921819614195309176711 ~2009
69923589174195415350311 ~2009
69926384875594110789711 ~2009
69926408814195584528711 ~2009
69928208991398564179911 ~2008
69932729991398654599911 ~2008
69933345111398666902311 ~2008
69938642391398772847911 ~2008
69942002631398840052711 ~2008
69942469431398849388711 ~2008
69944335311398886706311 ~2008
699462638367148413276912 ~2012
69947305911398946118311 ~2008
69948002511398960050311 ~2008
69951622214197097332711 ~2009
69952188831399043776711 ~2008
69953063031399061260711 ~2008
69953108774197186526311 ~2009
69956881311399137626311 ~2008
69957751911399155038311 ~2008
69958996431399179928711 ~2008
69962721831399254436711 ~2008
69968122191399362443911 ~2008
Exponent Prime Factor Dig. Year
69968701311399374026311 ~2008
69975988431399519768711 ~2008
69976339311399526786311 ~2008
69978568191399571363911 ~2008
69982754214198965252711 ~2009
69983232591399664651911 ~2008
69983994591399679891911 ~2008
69984199311399683986311 ~2008
699843658768584678552712 ~2012
69986916711399738334311 ~2008
69990002511399800050311 ~2008
69992224911399844498311 ~2008
69992421111399848422311 ~2008
69992466231399849324711 ~2008
69993017031399860340711 ~2008
69994910991399898219911 ~2008
700024858311200397732912 ~2010
70002696317000269631111 ~2010
70003949391400078987911 ~2008
70004858395600388671311 ~2009
70006450975600516077711 ~2009
70006610991400132219911 ~2008
70007373711400147474311 ~2008
70008784311400175686311 ~2008
70013085111400261702311 ~2008
4141
GIMPS The Prime Pages FactorDb.com
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25-04-13