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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
373819174763837 ~1982
3738233523352638 ~1984
3738353523369438 ~1984
3738391598142578 ~1985
3738401224304078 ~1983
3738457224307438 ~1983
373855174771037 ~1982
3738853598216498 ~1985
373913974782797 ~1982
373916374783277 ~1982
37393975609095519 ~1987
3739843598374898 ~1985
3739867598378738 ~1985
373994374798877 ~1982
3739999897599778 ~1985
37401891122056719 ~1985
374033974806797 ~1982
3740519673293438 ~1985
374078374815677 ~1982
374087974817597 ~1982
3741167897880098 ~1985
374123974824797 ~1982
3741253224475198 ~1983
374138374827677 ~1982
374143174828637 ~1982
Exp. Prime Factor Digits Year
3741449523802878 ~1984
37414974789116179 ~1987
3741593523823038 ~1984
3741653523831438 ~1984
3741737224504238 ~1983
3742033598725298 ~1985
3742099673577838 ~1985
3742133224527998 ~1983
37422675987627219 ~1987
374228374845677 ~1982
374239174847837 ~1982
3742477224548638 ~1983
374252374850477 ~1982
3742621598819378 ~1985
374263174852637 ~1982
3742631673673598
3742681823389838 ~1985
3742861224571678 ~1983
374303974860797 ~1982
374330374866077 ~1982
3743393334659334310 ~1989
3743479374347918 ~1984
374354374870877 ~1982
3743599374359918 ~1984
3743657524111998 ~1984
Exp. Prime Factor Digits Year
3743683374368318 ~1984
37436833369314719
3743699299495938 ~1984
3743711673867998 ~1985
37437371123121119 ~1985
374384374876877 ~1982
37439031198048979 ~1985
3744089524172478 ~1984
3744133599061298 ~1985
3744253224655198 ~1983
374443174888637 ~1982
374455174891037 ~1982
3744647299571778 ~1984
374473174894637 ~1982
3744737299578978 ~1984
3744953224697198 ~1983
374497174899437 ~1982
3745087674115678 ~1985
3745111599217778 ~1985
374521174904237 ~1982
3745241224714478 ~1983
3745531599284978 ~1985
3745631299650498 ~1984
3745789824073598 ~1985
374581174916237 ~1982
Exp. Prime Factor Digits Year
3745829524416078 ~1984
374605174921037 ~1982
3746201299696098 ~1984
37462091123862719 ~1985
37463872472615439 ~1986
374639974927997 ~1982
374647174929437 ~1982
37465132098047299 ~1986
374665174933037 ~1982
3746671599467378 ~1985
3746767374676718 ~1984
3747097224825838 ~1983
3747223599555698 ~1985
374737174947437 ~1982
374747974949597 ~1982
3747547599607538 ~1985
3747547899411298
37475871439073408111 ~1990
37476295921253839 ~1987
3747649899435778 ~1985
3747707974403838 ~1985
3747713224862798 ~1983
3747917299833378 ~1984
3747979374797918 ~1984
3748141599702578 ~1985
582
GIMPS The Prime Pages FactorDb.com
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25-10-26