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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.
Exp. Prime Factor Digits Year
2021333282986638 ~1982
202147140429437 ~1980
2021501606450318 ~1983
2021653121299198 ~1981
2021659363898638 ~1983
2021737323477938 ~1982
2021779363920238 ~1983
2021801161744098 ~1982
2021807485233698 ~1983
202184340436877 ~1980
202187940437597 ~1980
2021933283070638 ~1982
202201140440237 ~1980
2022101121326078 ~1981
202223940444797 ~1980
2022283485347938 ~1983
2022301606690318 ~1983
2022329283126078 ~1982
2022403202240318 ~1982
202249140449837 ~1980
2022613323618098 ~1982
2022661444985438 ~1983
202279140455837 ~1980
20229713884104339 ~1985
2023009606902718 ~1983
Exp. Prime Factor Digits Year
20231212063583439 ~1984
2023141323702578 ~1982
2023159202315918 ~1982
202316340463277 ~1980
2023207202320718 ~1982
202321140464237 ~1980
202322340464477 ~1980
20233131133055299 ~1984
20233371092601999 ~1984
2023607161888578 ~1982
2023661161892898 ~1982
202381140476237 ~1980
202411140482237 ~1980
2024117161929378 ~1982
2024177161934178 ~1982
202433940486797 ~1980
2024383485851938 ~1983
2024413121464798 ~1981
202453140490637 ~1980
2024767202476718 ~1982
202525140505037 ~1980
2025493607647918 ~1983
202550340510077 ~1980
2025557162044578 ~1982
20256411134358979 ~1984
Exp. Prime Factor Digits Year
202567140513437 ~1980
2025767162061378 ~1982
2025767364638078
2025767972368178
202579140515837 ~1980
2025791526705678
2025869283621678 ~1982
2025887162070978 ~1982
2026109162088738 ~1982
2026151526799278 ~1983
20261537294150819 ~1986
2026303486312738 ~1983
2026361162108898 ~1982
2026373121582398 ~1981
20264571742753039 ~1984
202646340529277 ~1980
2026567486376098 ~1983
2026639202663918 ~1982
2026679486402978 ~1983
2026721121603278 ~1981
2026729810691618 ~1983
2026733283742638 ~1982
202675140535037 ~1980
202676340535277 ~1980
2026769162141538 ~1982
Exp. Prime Factor Digits Year
2026769648566098
2026987202698718 ~1982
2027093121625598 ~1981
2027111527048878 ~1983
2027237121634238 ~1981
2027237283813198
2027371202737118 ~1982
2027411162192898 ~1982
20274111135350179
2027507364951278 ~1983
2027561162204898 ~1982
2027569973233138 ~1984
2027609486626178 ~1983
2027747162219778 ~1982
202784340556877 ~1980
2027873283902238 ~1982
2027897162231778 ~1982
2028077162246178 ~1982
202817940563597 ~1980
202820340564077 ~1980
202826340565277 ~1980
2028319689628478 ~1983
202835940567197 ~1980
202837140567437 ~1980
2028373121702398 ~1981
395
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25-12-14