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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
69880191231397603824711 ~2008
69883751391397675027911 ~2008
69885427191397708543911 ~2008
69886862031397737240711 ~2008
69888064311397761286311 ~2008
69888496431397769928711 ~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
69916041831398320836711 ~2008
69919090311398381806311 ~2008
69921819614195309176711 ~2009
69923589174195415350311 ~2009
69926384875594110789711 ~2009
69926408814195584528711 ~2009
69928208991398564179911 ~2008
Exponent Prime Factor Dig. Year
69930666231398613324711 ~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
69968701311399374026311 ~2008
69975988431399519768711 ~2008
69976339311399526786311 ~2008
69978568191399571363911 ~2008
69982754214198965252711 ~2009
69983232591399664651911 ~2008
Exponent Prime Factor Dig. Year
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
70013487711400269754311 ~2008
70014787791400295755911 ~2008
70016635795601330863311 ~2009
70021198791400423975911 ~2008
70025196774201511806311 ~2009
70030216311400604326311 ~2008
Exponent Prime Factor Dig. Year
70033460875602676869711 ~2009
70036157631400723152711 ~2008
70041216231400824324711 ~2008
70041961311400839226311 ~2008
70042641534202558491911 ~2009
700435277912607835002312 ~2010
70046367831400927356711 ~2008
70048190991400963819911 ~2008
70048729431400974588711 ~2008
70049947791400998955911 ~2008
700499779337826988082312 ~2011
70054771311401095426311 ~2008
70056181615604494528911 ~2009
70058432031401168640711 ~2008
70059992391401199847911 ~2008
70060990134203659407911 ~2009
70061315511401226310311 ~2008
70061861991401237239911 ~2008
70062291415604983312911 ~2009
70062504831401250096711 ~2008
70064805711401296114311 ~2008
70065227031401304540711 ~2008
70065688791401313775911 ~2008
70070350375605628029711 ~2009
70075086711401501734311 ~2008
4174
GIMPS The Prime Pages FactorDb.com
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25-05-04