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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
210236994234204739884711 ~2012
210237454434204749088711 ~2012
2102528044716820224357712 ~2013
210261498834205229976711 ~2012
210261607914205232158311 ~2012
2102757019712616542118312 ~2013
210275891394205517827911 ~2012
210279942594205598851911 ~2012
210318909594206378191911 ~2012
210331842834206636856711 ~2012
210333463194206669263911 ~2012
210334183914206683678311 ~2012
2103348865312620093191912 ~2013
210335800914206716018311 ~2012
2103515393312621092359912 ~2013
2103629685712621778114312 ~2013
210363518514207270370311 ~2012
210370092234207401844711 ~2012
210374162034207483240711 ~2012
210375361194207507223911 ~2012
210388641234207772824711 ~2012
2104003041121040030411112 ~2013
2104057513312624345079912 ~2013
210431981994208639639911 ~2012
2104462253916835698031312 ~2013
Exponent Prime Factor Dig. Year
2104553719312627322315912 ~2013
210480139194209602783911 ~2012
210481410114209628202311 ~2012
210483711114209674222311 ~2012
210492262794209845255911 ~2012
210497910714209958214311 ~2012
210507853914210157078311 ~2012
210524771514210495430311 ~2012
210528321594210566431911 ~2012
210541733034210834660711 ~2012
2105430828733686893259312 ~2014
2105436565312632619391912 ~2013
210546267114210925342311 ~2012
2105487687712632926126312 ~2013
2105714938737902868896712 ~2014
210600939972729...82011314 2023
210608440194212168803911 ~2012
2106093733312636562399912 ~2013
210610159914212203198311 ~2012
210616002234212320044711 ~2012
210625838634212516772711 ~2012
210630419034212608380711 ~2012
2106328179712637969078312 ~2013
210634171914212683438311 ~2012
2106527347312639164083912 ~2013
Exponent Prime Factor Dig. Year
2106552172163196565163112 ~2015
210684630234213692604711 ~2012
2106937813333711005012912 ~2014
210698176091011...45232114 2023
210730467834214609356711 ~2012
210730760394214615207911 ~2012
2107311219133716979505712 ~2014
210732941394214658827911 ~2012
210737211714214744234311 ~2012
210749369514214987390311 ~2012
210753432594215068651911 ~2012
210754225314215084506311 ~2012
210756283194215125663911 ~2012
210764005194215280103911 ~2012
210766877994215337559911 ~2012
210767700234215354004711 ~2012
210770233914215404678311 ~2012
210773734194215474683911 ~2012
210775764834215515296711 ~2012
210781065594215621311911 ~2012
210782012994215640259911 ~2012
2107878215916863025727312 ~2013
210809142714216182854311 ~2012
2108106697712648640186312 ~2013
210830806194216616123911 ~2012
Exponent Prime Factor Dig. Year
2108316836916866534695312 ~2013
2108413422112650480532712 ~2013
2108480213312650881279912 ~2013
210857788914217155778311 ~2012
210860433114217208662311 ~2012
2108613462721086134627112 ~2013
210868903434217378068711 ~2012
210877610394217552207911 ~2012
210913180194218263603911 ~2012
210937932714218758654311 ~2012
210942280194218845603911 ~2012
2109444642721094446427112 ~2013
210963549594219270991911 ~2012
210983491194219669823911 ~2012
210986774034219735480711 ~2012
210990355914219807118311 ~2012
211005134634220102692711 ~2012
211010508234220210164711 ~2012
2110204964350644919143312 ~2014
211020891594220417831911 ~2012
211030113114220602262311 ~2012
211037436234220748724711 ~2012
211043249634220864992711 ~2012
211077107034221542140711 ~2012
211107139314222142786311 ~2012
4454
GIMPS The Prime Pages FactorDb.com
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25-04-13