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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.
Exponent Prime Factor Digits Year
10122923202458478 ~1986
10122971202459438 ~1986
10123199202463998 ~1986
10123601607416078 ~1987
10123777607426638 ~1987
10124039202480798 ~1986
10124063202481278 ~1986
10124099202481998 ~1986
10124123202482478 ~1986
10124281607456878 ~1987
10124483202489678 ~1986
10124759202495198 ~1986
10125023202500478 ~1986
10125041607502478 ~1987
10125077607504638 ~1987
10125431202508638 ~1986
10125433607525998 ~1987
10125551202511038 ~1986
10125881607552878 ~1987
10126177607570638 ~1987
10126223202524478 ~1986
10126691202533838 ~1986
10126717607603038 ~1987
101267833443106239 ~1989
10127129810170338 ~1987
Exponent Prime Factor Digits Year
10127213607632798 ~1987
10127339202546798 ~1986
10127651202553038 ~1986
101276714051068419 ~1989
10127783202555678 ~1986
10127941607676478 ~1987
10128479202569598 ~1986
101285633241140179 ~1989
10128689810295138 ~1987
10128997607739838 ~1987
10129181607750878 ~1987
10129799202595998 ~1986
101301171418216399 ~1988
10130177810414178 ~1987
10130231202604638 ~1986
10130339202606798 ~1986
10130353607821198 ~1987
10130357607821438 ~1987
10130651202613038 ~1986
10130873607852398 ~1987
10130909810472738 ~1987
10131083202621678 ~1986
101311271013112719 ~1987
10131323202626478 ~1986
101314639118316719 ~1990
Exponent Prime Factor Digits Year
10132103202642078 ~1986
10132751202655038 ~1986
10133111202662238 ~1986
101331171418636399 ~1988
10133303202666078 ~1986
10133573608014398 ~1987
10134083202681678 ~1986
101341331621461299 ~1988
10134251202685038 ~1986
10134653608079198 ~1987
10134671202693438 ~1986
10134953608097198 ~1987
10134959202699198 ~1986
10135141608108478 ~1987
10135201608112078 ~1987
10135507131761591110 ~1990
10136099202721998 ~1986
10136221608173278 ~1987
101364533040935919 ~1989
10136501810920098 ~1987
10136579202731598 ~1986
10136639810931138 ~1987
10136771202735438 ~1986
10136801608208078 ~1987
101368971419165599 ~1988
Exponent Prime Factor Digits Year
10137191202743838 ~1986
10137553608253198 ~1987
10137563202751278 ~1986
10137623202752478 ~1986
10138091202761838 ~1986
10138397608303838 ~1987
10138757608325438 ~1987
10138811202776238 ~1986
10138813608328798 ~1987
10139243202784878 ~1986
10139399202787998 ~1986
10140001608400078 ~1987
10140059202801198 ~1986
10140233608413998 ~1987
101403711825266799 ~1988
10140419202808398 ~1986
101404631622474099 ~1988
10140521608431278 ~1987
10140863202817278 ~1986
10141199202823998 ~1986
10141361608481678 ~1987
10141403202828078 ~1986
10141559202831198 ~1986
10141583202831678 ~1986
10141751202835038 ~1986
1018
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25-04-13