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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
6882131137642638 ~1984
6882311137646238 ~1984
68824571651789699 ~1987
6882761550620898 ~1986
6882779137655598 ~1984
6882779550622338
6883007550640578 ~1986
6883307550664578 ~1986
6883337413000238 ~1986
6883391137667838 ~1984
6883403137668078 ~1984
6883561413013678 ~1986
6883763137675278 ~1984
6884431688443118 ~1986
6884459137689198 ~1984
6884599688459918 ~1986
6884617413077038 ~1986
6884777550782178 ~1986
6884939137698798 ~1984
6884939550795138
6885143137702878 ~1984
6885167550813378 ~1986
6885251137705038 ~1984
6885377413122638 ~1986
6885479137709598 ~1984
Exp. Prime Factor Digits Year
6885631688563118 ~1986
6885691998425195110 ~1991
6885779137715598 ~1984
6885917413155038 ~1986
6886091137721838 ~1984
6886091550887298
68861413167624879 ~1988
6886213413172798 ~1986
6886301413178078 ~1986
68863314544978479 ~1988
6886441413186478 ~1986
6886469198330307310 ~1990
6886519688651918 ~1986
6886577413194638 ~1986
6886679137733598 ~1984
68867271652814499 ~1987
6886739137734798 ~1984
68868071101889139 ~1987
6886823137736478 ~1984
68868831790589599 ~1987
6887183137743678 ~1984
6887219550977538 ~1986
6887393413243598 ~1986
6887411137748238 ~1984
6887429550994338 ~1986
Exp. Prime Factor Digits Year
6887663137753278 ~1984
6887759137755198 ~1984
6887953413277198 ~1986
6888097413285838 ~1986
6888103688810318 ~1986
6888257413295438 ~1986
6888599137771998 ~1984
6888641551091298 ~1986
6888677413320638 ~1986
6888857551108578 ~1986
6888877413332638 ~1986
6889451137789038 ~1984
6889453413367198 ~1986
6889529964534078 ~1986
6889637413378238 ~1986
68897391240153039 ~1987
6889859137797198 ~1984
6889921413395278 ~1986
6890063137801278 ~1984
6890231551218498 ~1986
6890249551219938 ~1986
6890519137810398 ~1984
6890531137810638 ~1984
6890531551242498
6890699137813998 ~1984
Exp. Prime Factor Digits Year
68908094410117779 ~1988
6890833413449998 ~1986
6890861551268898 ~1986
6891029551282338 ~1986
6891323137826478 ~1984
68914271240456879 ~1987
6891491137829838 ~1984
68915396753708239 ~1989
6891557964817998 ~1986
6891713413502798 ~1986
68919911240558399 ~1987
6892007551360578 ~1986
6892097413525838 ~1986
6892271137845438 ~1984
6892289551383138 ~1986
68925191240653439 ~1987
6892559551404738 ~1986
6892813413568798 ~1986
6893197413591838 ~1986
6893281413596878 ~1986
6893417413605038 ~1986
6893543137870878 ~1984
6893879137877598 ~1984
6894011137880238 ~1984
68940531654572739 ~1987
829
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25-07-08