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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
22400789819944801579639912 ~2020
2240091477791971...00455314 2024
22403302495144806604990312 ~2020
22405091197144810182394312 ~2020
22405289384344810578768712 ~2020
22405660112344811320224712 ~2020
22406025613144812051226312 ~2020
22408574161144817148322312 ~2020
22409001791944818003583912 ~2020
2241151289872689...47844114 2024
22413240457144826480914312 ~2020
2241476034233944...20244914 2024
22415576570344831153140712 ~2020
22416093029944832186059912 ~2020
22418434862344836869724712 ~2020
22426196401144852392802312 ~2020
22429581401944859162803912 ~2020
22430853791944861707583912 ~2020
22432395985144864791970312 ~2020
22434493016344868986032712 ~2020
22434705853144869411706312 ~2020
22435389338344870778676712 ~2020
22436083781944872167563912 ~2020
22437242978344874485956712 ~2020
22438494743944876989487912 ~2020
Exponent Prime Factor Dig. Year
22441966940344883933880712 ~2020
22442045516344884091032712 ~2020
22442401124344884802248712 ~2020
22442581520344885163040712 ~2020
2244486788896957...45559114 2023
22445683693144891367386312 ~2020
22446010643944892021287912 ~2020
22446031369144892062738312 ~2020
2244700071493905...24392714 2023
22447596167944895192335912 ~2020
22447599917944895199835912 ~2020
22448943965944897887931912 ~2020
22449350456344898700912712 ~2020
22450785433144901570866312 ~2020
22453926248344907852496712 ~2020
22455327836344910655672712 ~2020
22457678989144915357978312 ~2020
22458047395144916094790312 ~2020
22458996242344917992484712 ~2020
22460013779944920027559912 ~2020
2246149190212830...79664714 2024
22462227293944924454587912 ~2020
22462795610344925591220712 ~2020
22465496642344930993284712 ~2020
2246648101694673...51515314 2024
Exponent Prime Factor Dig. Year
22469331989944938663979912 ~2020
22470335545144940671090312 ~2020
22471122398344942244796712 ~2020
22471418065144942836130312 ~2020
22471923265144943846530312 ~2020
22472846909944945693819912 ~2020
22474027760344948055520712 ~2020
22475639951944951279903912 ~2020
22487906192344975812384712 ~2020
22488817295944977634591912 ~2020
22489180735144978361470312 ~2020
22489990607944979981215912 ~2020
22490100347944980200695912 ~2020
22491146053144982292106312 ~2020
22491844418344983688836712 ~2020
22491926155144983852310312 ~2020
22493059121944986118243912 ~2020
22494949430344989898860712 ~2020
22496558783944993117567912 ~2020
22496939957944993879915912 ~2020
22497545503144995091006312 ~2020
22497827269144995654538312 ~2020
22499235949144998471898312 ~2020
22502974565945005949131912 ~2020
22503477463145006954926312 ~2020
Exponent Prime Factor Dig. Year
22503555463145007110926312 ~2020
22505069881145010139762312 ~2020
2250705885412322...37431315 2025
22508135875145016271750312 ~2020
22508624845145017249690312 ~2020
2251367913894322...94668914 2023
2251391630631404...75131315 2025
22515247856345030495712712 ~2020
22516089398345032178796712 ~2020
22518767719145037535438312 ~2020
22521704449145043408898312 ~2020
22523747627945047495255912 ~2020
22523940251945047880503912 ~2020
2252437529472702...35364114 2024
22524718421945049436843912 ~2020
22527057206345054114412712 ~2020
22527208775945054417551912 ~2020
22527738731945055477463912 ~2020
22529576053145059152106312 ~2020
22530283001945060566003912 ~2020
22532397241145064794482312 ~2020
22532441048345064882096712 ~2020
22536386669945072773339912 ~2020
22540386572345080773144712 ~2020
22542318649145084637298312 ~2020
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25-04-13