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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
4157177332574178 ~1984
415733983146797 ~1983
4157473249448398 ~1984
415766383153277 ~1983
4157669332613538 ~1984
4157717249463038 ~1984
415777183155437 ~1983
41577714989325219
4157837249470238 ~1984
4157947415794718 ~1984
41581512993868739 ~1986
4158181249490878 ~1984
4158211415821118 ~1984
41583671996016179 ~1986
415844383168877 ~1983
415861183172237 ~1983
4158697665391538 ~1985
4158893249533598 ~1984
4158941332715298 ~1984
4159229332738338 ~1984
4159601249576078 ~1984
4159663415966318 ~1984
4159693998326338 ~1985
415997983199597 ~1983
4159997249599838 ~1984
Exp. Prime Factor Digits Year
416042383208477 ~1983
416045983209197 ~1983
4160549582476878 ~1985
4160593249635598 ~1984
4160617249637038 ~1984
4160711332856898 ~1984
4160729582502078 ~1985
4160881665740978 ~1985
4160911416091118 ~1984
416095183219037 ~1983
416101183220237 ~1983
4161013249660798 ~1984
4161077332886178 ~1984
416111983222397 ~1983
4161173249670398 ~1984
416119183223837 ~1983
41612991331615699 ~1986
41613491664539619 ~1986
4161389332911138 ~1984
4161637249698238 ~1984
4161679416167918 ~1984
4161713249702798 ~1984
4161721249703278 ~1984
4161737249704238 ~1984
41617634411468799 ~1987
Exp. Prime Factor Digits Year
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
41630771248923119 ~1986
416323183264637 ~1983
4163233249793998 ~1984
416345983269197 ~1983
416365183273037 ~1983
4163693249821598 ~1984
416384383276877 ~1983
4163857249831438 ~1984
Exp. Prime Factor Digits Year
4163911416391118 ~1984
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
4166087333286978 ~1984
416615983323197 ~1983
4166159749908638
41662312999686339 ~1986
4166333583286638 ~1985
4166419416641918 ~1984
4166531333322498 ~1984
41665991666639619 ~1986
608
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25-05-04