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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
4161679416167918 ~1984
4161713249702798 ~1984
4161721249703278 ~1984
4161737249704238 ~1984
41617634411468799 ~1987
4161791332943298 ~1984
4161809332944738 ~1984
4161953998868738 ~1985
4162243416224318 ~1984
4162247332979778 ~1984
416243983248797 ~1983
4162447665991538 ~1985
4162507416250718 ~1984
4162709333016738 ~1984
41627091248812719
416275183255037 ~1983
4162757249765438 ~1984
416281183256237 ~1983
416285983257197 ~1983
4162993249779598 ~1984
416303983260797 ~1983
4163039749347038
4163077666092338 ~1985
41630771248923119
416323183264637 ~1983
Exp. Prime Factor Digits Year
4163233249793998 ~1984
4163251666120178 ~1985
416345983269197 ~1983
416365183273037 ~1983
4163693249821598 ~1984
416384383276877 ~1983
4163857249831438 ~1984
4163911416391118 ~1984
4164007666241138 ~1985
41644993664759139 ~1987
416455183291037 ~1983
4164673249880398 ~1984
4164907666385138 ~1985
416504383300877 ~1983
416510383302077 ~1983
4165169583123678 ~1985
416531983306397 ~1983
4165517583172398 ~1985
416552383310477 ~1983
4165613583185838 ~1985
416563183312637 ~1983
416564383312877 ~1983
4165661333252898 ~1984
4165699416569918 ~1984
4166081249964878 ~1984
Exp. Prime Factor Digits Year
4166087333286978 ~1984
416615983323197 ~1983
4166159749908638
41662312999686339 ~1986
4166333583286638 ~1985
4166419416641918 ~1984
4166531333322498 ~1984
41665991666639619 ~1986
41666291999981939 ~1986
416684383336877 ~1983
416699983339997 ~1983
41670171000084099 ~1985
4167157666745138 ~1985
41671571250147119
4167257250035438 ~1984
416726383345277 ~1983
4167379416737918 ~1984
4167433250045998 ~1984
4167641250058478 ~1984
4167673176709335310 ~1988
4167721250063278 ~1984
416773183354637 ~1983
4167763416776318 ~1984
4167841666854578 ~1985
4167847416784718 ~1984
Exp. Prime Factor Digits Year
41678471000283299
4167881183386764110 ~1988
416809183361837 ~1983
4168097250085838 ~1984
4168097333447778
41681331250439919 ~1986
4168181250090878 ~1984
416825983365197 ~1983
416831983366397 ~1983
4168319333465538
416833183366637 ~1983
416858383371677 ~1983
41686512000952499 ~1986
416869183373837 ~1983
416894383378877 ~1983
4169119750441438 ~1985
4169387333550978 ~1984
41693931334205779 ~1986
4169513250170798 ~1984
416957983391597 ~1983
4169731750551598 ~1985
416977183395437 ~1983
4169909333592738 ~1984
4169953250197198 ~1984
4170053250203198 ~1984
622
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25-10-26