Home e-mail
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
99910159946077 1978
999233319754578 1978
999371259836478 1978
999377139912798 1978
999553699687118 1978
99961119992237 1978
99961359976797 1978
99962319992477 1978
9996671299567119 1978
99967119993437 1978
999683719771778 1978
99977359986397 1978
999809139973278 1978
999979464990235110 ~1986
999983259995598 1978
999983719987778
100003360001997 ~1979
100015120003037 ~1978
100021120004237 ~1978
1000273160043698 ~1980
1000313140043838 ~1980
100040320008077 ~1978
10004291020437599 ~1982
100053760032237 ~1979
1000577240138498 ~1981
Exp. Prime Factor Digits Year
1000981220215838 ~1980
1000981960941778
1000999420419598 ~1981
1000999720719298
1001081320345938 ~1981
1001173300351918 ~1981
1001177560659138 ~1981
100126780101377 ~1979
100130320026077 ~1978
1001311100131118 ~1980
10013111862438479
10013533905276719 ~1983
1001381380524798 ~1981
1001401300420318 ~1981
100141120028237 ~1978
100145920029197 ~1978
1001549240371778 ~1981
1001621560907778 ~1981
100163920032797 ~1978
100172320034477 ~1978
100183120036637 ~1978
10020911302718319 ~1982
1002121160339378 ~1980
1002149380816638 ~1981
100219120043837 ~1978
Exp. Prime Factor Digits Year
1002247100224718 ~1980
100235920047197 ~1978
1002487481193778 ~1981
100256980205537 ~1979
10027131203255619 ~1982
1002769240664578 ~1981
1002817300845118 ~1981
100282180225697 ~1979
100285180228097 ~1979
1002851501425518
100289920057997 ~1978
1003003240720738 ~1981
1003039401215618 ~1981
100309120061837 ~1978
1003307561851938 ~1981
1003381220743838 ~1980
10033971344551999 ~1982
1003411401364418 ~1981
1003517140492398 ~1980
100363120072637 ~1978
100367920073597 ~1978
1003711823043038 ~1982
100376320075277 ~1978
1003771160603378 ~1980
100384160230477 ~1979
Exp. Prime Factor Digits Year
1003943742917838 ~1982
1004063562275298 ~1981
1004117863540638 ~1982
1004137963971538 ~1982
10041371686950179
1004161160665778 ~1980
1004209783283038 ~1982
1004287662829438 ~1982
1004659100465918 ~1980
1004669241120578 ~1981
100467760280637 ~1979
10047231868784799 ~1983
1004743100474318 ~1980
1004749241139778 ~1981
100490320098077 ~1978
100498780398977 ~1979
1005101381938398 ~1981
1005131124837270310 ~1985
100513360307997 ~1979
1005133241231938
1005203241248738 ~1981
1005203804162418
100523920104797 ~1978
100531760319037 ~1979
1005317542871198
250
GIMPS The Prime Pages FactorDb.com
Home
5.426.516 digits 		e-mail
26-03-08