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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
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
41678471000283299
4167881183386764110 ~1988
416809183361837 ~1983
4168097250085838 ~1984
4168097333447778
41681331250439919 ~1986
4168181250090878 ~1984
416825983365197 ~1983
Exp. Prime Factor Digits Year
416831983366397 ~1983
4168319333465538
416833183366637 ~1983
416858383371677 ~1983
416869183373837 ~1983
416894383378877 ~1983
4169119750441438 ~1985
4169387333550978 ~1984
41693931334205779 ~1986
4169513250170798 ~1984
416957983391597 ~1983
416977183395437 ~1983
4169909333592738 ~1984
4169953250197198 ~1984
4170053250203198 ~1984
4170209583829278 ~1985
4170407333632578 ~1984
417086383417277 ~1983
4170913667346098 ~1985
4170979750776238 ~1985
417109183421837 ~1983
417115183423037 ~1983
417128383425677 ~1983
4171289333703138 ~1984
4171313250278798 ~1984
Exp. Prime Factor Digits Year
4171319333705538 ~1984
4171327417132718 ~1984
417152383430477 ~1983
4171591667454578 ~1985
417161983432397 ~1983
417169183433837 ~1983
4171801250308078 ~1984
4171931333754498 ~1984
417194383438877 ~1983
417215983443197 ~1983
4172167417216718 ~1984
417218383443677 ~1983
41723091001354179 ~1985
4172431417243118 ~1984
4172513584151838 ~1985
4172537250352238 ~1984
4172579100141896110 ~1988
417263983452797 ~1983
417269983453997 ~1983
417271183454237 ~1983
4172747333819778 ~1984
4172957250377438 ~1984
417302383460477 ~1983
4173151751167198 ~1985
4173161250389678 ~1984
Exp. Prime Factor Digits Year
417331183466237 ~1983
417337183467437 ~1983
4173413250404798 ~1984
417347983469597 ~1983
4173479333878338
41735231001645539 ~1985
4173733667797298 ~1985
4173779333902338 ~1984
417415183483037 ~1983
417425983485197 ~1983
4174277250456638 ~1984
417428383485677 ~1983
417434383486877 ~1983
4174349333947938 ~1984
41744091335810899 ~1986
4174507751411278 ~1985
4174717162813963110 ~1988
41748231085453999 ~1985
4174853250491198 ~1984
4174873918472078 ~1985
417499183499837 ~1983
4174993918498478 ~1985
417529183505837 ~1983
4175291334023298
4175341668054578 ~1985
609
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25-05-04