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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
70343894031406877880711 ~2008
70344504614220670276711 ~2009
70345647231406912944711 ~2008
70346562591406931251911 ~2008
70348297791406965955911 ~2008
70349937534220996251911 ~2009
70352662915628213032911 ~2009
70355454831407109096711 ~2008
70358857431407177148711 ~2008
70359932031407198640711 ~2008
70368150774222089046311 ~2009
70370112374222206742311 ~2009
70377172791407543455911 ~2008
70377345231407546904711 ~2008
70378335774222700146311 ~2009
70382080311407641606311 ~2008
70382087631407641752711 ~2008
70385512911407710258311 ~2008
70386982374223218942311 ~2009
70388151591407763031911 ~2008
70390284591407805691911 ~2008
70392618711407852374311 ~2008
70395977511407919550311 ~2008
70397430591407948611911 ~2008
70403691437040369143111 ~2010
Exponent Prime Factor Dig. Year
70404084715632326776911 ~2009
70409791191408195823911 ~2008
70414079174224844750311 ~2009
70416871431408337428711 ~2008
70416978134225018687911 ~2009
70422321295633785703311 ~2009
70423113774225386826311 ~2009
70424754317042475431111 ~2010
70434414231408688284711 ~2008
70435505991408710119911 ~2008
70436698191408733963911 ~2008
70439204511408784090311 ~2008
70441661237044166123111 ~2010
70442546631408850932711 ~2008
70443795974226627758311 ~2009
70444347591408886951911 ~2008
70448983311408979666311 ~2008
70449086031408981720711 ~2008
70449286791408985735911 ~2008
70449480231408989604711 ~2008
70450400031409008000711 ~2008
70450782231409015644711 ~2008
70453390431409067808711 ~2008
70453690311409073806311 ~2008
70456964991409139299911 ~2008
Exponent Prime Factor Dig. Year
70460298831409205976711 ~2008
70461334911409226698311 ~2008
70479107031409582140711 ~2008
70479697814228781868711 ~2009
70487334231409746684711 ~2008
704884738311278155812912 ~2010
70488810614229328636711 ~2009
70489270311409785406311 ~2008
70489633311409792666311 ~2008
70494911031409898220711 ~2008
70498559511409971190311 ~2008
70499216534229952991911 ~2009
70502541111410050822311 ~2008
70502676831410053536711 ~2008
70509367311410187346311 ~2008
70511060334230663619911 ~2009
70511718111410234362311 ~2008
70514016774230841006311 ~2009
70514399631410287992711 ~2008
70521888231410437764711 ~2008
705228178716925476288912 ~2011
70530076311410601526311 ~2008
70530683391410613667911 ~2008
70531971179874475963911 ~2010
70532275915642582072911 ~2009
Exponent Prime Factor Dig. Year
705408478311286535652912 ~2010
70540906431410818128711 ~2008
70541350431410827008711 ~2008
70545236391410904727911 ~2008
70545660231410913204711 ~2008
705489268739507399047312 ~2011
705540946915521900831912 ~2010
70560970315644877624911 ~2009
70561900814233714048711 ~2009
70567127534234027651911 ~2009
70568531031411370620711 ~2008
70568729575645498365711 ~2009
70569511791411390235911 ~2008
70570113231411402264711 ~2008
70570166631411403332711 ~2008
70573271631411465432711 ~2008
70577114991411542299911 ~2008
70579663191411593263911 ~2008
705848344712705270204712 ~2010
70584955191411699103911 ~2008
70589940014235396400711 ~2009
70591486191411829723911 ~2008
70592784231411855684711 ~2008
70593845391411876907911 ~2008
70595169231411903384711 ~2008
4220
GIMPS The Prime Pages FactorDb.com
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25-06-01