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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
5108639919555038
5109037306542238 ~1985
5109173306550398 ~1985
5109179102183598 ~1983
5109491919708398 ~1986
5109551102191038 ~1983
5109617408769378 ~1985
5109961306597678 ~1985
5110211408816898 ~1985
5110223102204478 ~1983
5110289408823138 ~1985
5110361306621678 ~1985
5110541408843298 ~1985
51107091533212719 ~1986
5110717306643038 ~1985
5110811102216238 ~1983
5110823102216478 ~1983
5110871408869698 ~1985
5110883102217678 ~1983
51111312146675039 ~1987
5111231102224638 ~1983
5111261408900898 ~1985
51112991226711779 ~1986
5111303102226078 ~1983
51113172351205839 ~1987
Exp. Prime Factor Digits Year
5111651102233038 ~1983
5112001306720078 ~1985
5112059102241198 ~1983
51120672453792179 ~1987
5112119408969538 ~1985
51121816032373599 ~1988
5112361306741678 ~1985
51130371533911119 ~1986
5113211102264238 ~1983
5113331102266638 ~1983
5113343102266878 ~1983
5113769409101538 ~1985
5113783511378318 ~1985
5114327409146178 ~1985
5114357409148578 ~1985
51144192454921139 ~1987
5114471102289438 ~1983
5114581306874878 ~1985
5114663102293278 ~1983
5114771409181698 ~1985
5114999409199938 ~1985
5115133306907998 ~1985
5115137306908238 ~1985
5115251102305038 ~1983
5115371102307438 ~1983
Exp. Prime Factor Digits Year
5115431102308638 ~1983
51154311330012079
51155697673353519 ~1988
5115577306934638 ~1985
5115661306939678 ~1985
5115917306955038 ~1985
5116039511603918 ~1985
5116211102324238 ~1983
5116297306977838 ~1985
51163614400070479 ~1987
5116393306983598 ~1985
5116393207725555910
5116537306992238 ~1985
5116607920989278 ~1986
5116691102333838 ~1983
5116897307013838 ~1985
5116981307018878 ~1985
5117039102340798 ~1983
5117071818731378 ~1986
5117083511708318 ~1985
5117117409369378 ~1985
5117363102347278 ~1983
5117471102349438 ~1983
5117551511755118 ~1985
5117687409414978 ~1985
Exp. Prime Factor Digits Year
5118013307080798 ~1985
5118089409447138 ~1985
5118143102362878 ~1983
5118203102364078 ~1983
5118341307100478 ~1985
5118359102367198 ~1983
5118637307118238 ~1985
5119043102380878 ~1983
5119139102382798 ~1983
5119199102383998 ~1983
5119319102386398 ~1983
5119319409545538
5119463102389278 ~1983
5119571102391438 ~1983
5119637307178238 ~1985
51198411945539599 ~1987
5119871409589698 ~1985
51199091126379999 ~1986
5119973307198398 ~1985
5120263512026318 ~1985
5120371819259378 ~1986
51205972765122399 ~1987
5120657307239438 ~1985
5120831102416638 ~1983
5120957409676578 ~1985
691
GIMPS The Prime Pages FactorDb.com
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25-06-01