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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
9137173548230398 ~1987
9137339182746798 ~1985
91374593837732799 ~1989
9137501548250078 ~1987
9137573548254398 ~1987
91375732924023379
9137837100516207110 ~1990
9137893548273598 ~1987
91380295665577999 ~1989
9138131182762638 ~1985
91381692010397199 ~1988
9138289131591361710 ~1990
9138341548300478 ~1987
9138719182774398 ~1985
9138803182776078 ~1985
9138847913884718 ~1987
9138917548335038 ~1987
91390932741727919 ~1988
9139517548371038 ~1987
9139567913956718 ~1987
9139583182791678 ~1985
91396871462349939 ~1988
9139811182796238 ~1985
91398413473139599 ~1988
9139981548398878 ~1987
Exp. Prime Factor Digits Year
9140003182800078 ~1985
9140189731215138 ~1987
9140363182807278 ~1985
9140711182814238 ~1985
9140783182815678 ~1985
91410311645385599 ~1988
9141221731297698 ~1987
9141263182825278 ~1985
9141541548492478 ~1987
9141623182832478 ~1985
9141851182837038 ~1985
9142019182840398 ~1985
9142151182843038 ~1985
9142517548551038 ~1987
9142571182851438 ~1985
9142571731405698
9142643182852878 ~1985
9142691182853838 ~1985
9143273548596398 ~1987
9143293548597598 ~1987
9143411182868238 ~1985
9143483182869678 ~1985
9143573548614398 ~1987
9143663182873278 ~1985
9143723182874478 ~1985
Exp. Prime Factor Digits Year
91437373657494819 ~1989
9143801731504098 ~1987
9143999182879998 ~1985
9144059731524738 ~1987
9144257548655438 ~1987
9144341731547298 ~1987
9144431182888638 ~1985
91447271463156339 ~1988
9144851182897038 ~1985
9145033548701998 ~1987
9145117548707038 ~1987
9145151182903038 ~1985
91452192194852579 ~1988
9145319182906398 ~1985
91453492926511699 ~1988
91453493475232639
9145379731630338 ~1987
9145463182909278 ~1985
9145597548735838 ~1987
91456131280385839 ~1987
9145739182914798 ~1985
9146303182926078 ~1985
91465631463450099 ~1988
9146591182931838 ~1985
9146783182935678 ~1985
Exp. Prime Factor Digits Year
9147023182940478 ~1985
9147161731772898 ~1987
9147311182946238 ~1985
9147431182948638 ~1985
9147503182950078 ~1985
9147587439084176110 ~1991
9147953203084556710 ~1990
9148019182960398 ~1985
9148333548899998 ~1987
9148487731878978 ~1987
9148631182972638 ~1985
9148679182973598 ~1985
9149099182981998 ~1985
9149219731937538 ~1987
91494793110822879 ~1988
9149579182991598 ~1985
9149599914959918 ~1987
91495993110863679
9149639182992798 ~1985
9149831182996638 ~1985
9149951182999038 ~1985
9149981731998498 ~1987
9150083183001678 ~1985
9150299183005998 ~1985
91504971281069599 ~1987
965
GIMPS The Prime Pages FactorDb.com
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25-05-04