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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
482887196577437 ~1983
482897996579597 ~1983
4829177386334178 ~1985
4829219386337538 ~1985
48292695698537439 ~1988
48293232028315679 ~1986
48294431159066339 ~1986
482966396593277 ~1983
482971196594237 ~1983
48297711255740479 ~1986
4829777386382178 ~1985
48298432028534079 ~1986
48299474346952319 ~1987
4829953289797198 ~1984
4830361772857778 ~1985
48303612221966079
483065996613197 ~1983
483071996614397 ~1983
4831019386481538 ~1985
4831367869646078 ~1986
48316931159606339 ~1986
483175196635037 ~1983
4831901289914078 ~1984
4831963483196318 ~1985
4831991869758398 ~1986
Exp. Prime Factor Digits Year
48320173092490899 ~1987
483212396642477 ~1983
483233996646797 ~1983
483236396647277 ~1983
4832413289944798 ~1984
483242396648477 ~1983
4832693676577038 ~1985
4832701289962078 ~1984
4832719869889438 ~1986
483275996655197 ~1983
4833029676624078 ~1985
4833067483306718 ~1985
4833161289989678 ~1984
483337196667437 ~1983
483344396668877 ~1983
4833533290011998 ~1984
483362396672477 ~1983
483374396674877 ~1983
483386396677277 ~1983
4834121386729698 ~1985
48342174640848339 ~1987
48344511256957279 ~1986
483449996689997 ~1983
483488396697677 ~1983
4834997676899598 ~1985
Exp. Prime Factor Digits Year
4835023773603698 ~1985
4835099386807938 ~1985
483511196702237 ~1983
4835113290106798 ~1984
48351131160427139
4835251773640178 ~1985
4835357386828578 ~1985
4835683773709298 ~1985
4835717290143038 ~1984
483572396714477 ~1983
483584396716877 ~1983
483590396718077 ~1983
4836107386888578 ~1985
48361311257394079 ~1986
48361491160675779 ~1986
4836173290170398 ~1984
48361731160681539
4836193290171598 ~1984
4836257290175438 ~1984
483656396731277 ~1983
4836737290204238 ~1984
483674396734877 ~1983
4836809386944738 ~1985
483722396744477 ~1983
4837277677218798 ~1985
Exp. Prime Factor Digits Year
483733196746637 ~1983
48374231644723839 ~1986
483749996749997 ~1983
483755996751197 ~1983
4837649387011938 ~1985
48377172322104179 ~1987
48377691161064579 ~1986
483788396757677 ~1983
4837967387037378 ~1985
483799196759837 ~1983
4838033290281998 ~1984
4838279387062338 ~1985
4838633290317998 ~1984
48386531161276739 ~1986
4838819182907358310 ~1989
4838881290332878 ~1984
4838887483888718 ~1985
483907196781437 ~1983
4839151774264178 ~1985
483931196786237 ~1983
4839581290374878 ~1984
4839797677571598 ~1985
483989996797997 ~1983
48399112323157299 ~1987
4839977290398638 ~1984
694
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26-04-05