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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
46127591922551838 ~1991
46129103922582078 ~1991
461295473690363779 ~1992
46130543922610878 ~1991
46131049110714517710 ~1994
46132643922652878 ~1991
46133123922662478 ~1991
461332073690656579 ~1992
46134611922692238 ~1991
461360993690887939 ~1992
461363812768182879 ~1992
46136417138409251110 ~1994
46136423922728478 ~1991
46138271922765438 ~1991
46139459922789198 ~1991
461403776459652799 ~1993
46141019922820398 ~1991
46141499922829998 ~1991
46142111922842238 ~1991
461438714614387119 ~1993
461439412768636479 ~1992
46144691922893838 ~1991
461459213691673699 ~1992
461459993691679939 ~1992
461464132768784799 ~1992
Exponent Prime Factor Digits Year
46146851922937038 ~1991
46147331922946638 ~1991
461485673691885379 ~1992
46148699922973998 ~1991
461488278306788879 ~1993
46149703110759287310 ~1994
46149923922998478 ~1991
46150463923009278 ~1991
46151459923029198 ~1991
46151723923034478 ~1991
461522212769133279 ~1992
46153643923072878 ~1991
461537878307681679 ~1993
46154159923083198 ~1991
46154639923092798 ~1991
461548332769289999 ~1992
46155839923116798 ~1991
46156739923134798 ~1991
461587972769527839 ~1992
461616737385867699 ~1993
46161971923239438 ~1991
46162559923251198 ~1991
461633172769799039 ~1992
46163339923266798 ~1991
46163651923273038 ~1991
Exponent Prime Factor Digits Year
46163723923274478 ~1991
46165499923309998 ~1991
46166051923321038 ~1991
46166423923328478 ~1991
46167431923348638 ~1991
46167899923357998 ~1991
46168013110803231310 ~1994
461688977387023539 ~1993
461689394616893919 ~1993
46169111923382238 ~1991
46169159923383198 ~1991
46169171923383438 ~1991
46169531923390638 ~1991
46169939923398798 ~1991
461712532770275199 ~1992
46171943923438878 ~1991
461728034617280319 ~1993
46173031267803579910 ~1994
46173563923471278 ~1991
46174679923493598 ~1991
46176083923521678 ~1991
461769412770616479 ~1992
461778191191387730311 ~1996
46178591923571838 ~1991
46178843923576878 ~1991
Exponent Prime Factor Digits Year
46179839923596798 ~1991
461800812770804879 ~1992
46182443923648878 ~1991
461824572770947439 ~1992
46182743923654878 ~1991
46183859923677198 ~1991
46184951923699038 ~1991
46185563923711278 ~1991
461856532771139199 ~1992
46186799923735998 ~1991
461874972771249839 ~1992
46187819923756398 ~1991
461878332771269999 ~1992
461879093695032739 ~1992
46188353110852047310 ~1994
461893874618938719 ~1993
46191683923833678 ~1991
46191863923837278 ~1991
46192871923857438 ~1991
46193111923862238 ~1991
46194311923886238 ~1991
46195343923906878 ~1991
461956932771741599 ~1992
46197323923946478 ~1991
46197733249467758310 ~1994
2180
GIMPS The Prime Pages FactorDb.com
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26-03-15