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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
154010038624561699
15401161924069678 ~1988
15401663308033278 ~1987
15402083308041678 ~1987
15402143308042878 ~1987
154021991540219919 ~1989
15402371308047438 ~1987
15402791308055838 ~1987
15403403308068078 ~1987
15403439308068798 ~1987
15403517924211038 ~1988
15404111308082238 ~1987
15404591308091838 ~1987
15405011308100238 ~1987
15405251308105038 ~1987
154053173697276099 ~1990
15405623308112478 ~1987
15406031308120638 ~1987
15406147147899011310 ~1991
154067471540674719 ~1989
15406871308137438 ~1987
154070871232566979 ~1989
15407257924435438 ~1988
15407261924435678 ~1988
154080591232644739 ~1989
Exponent Prime Factor Digits Year
15408083308161678 ~1987
15408181924490878 ~1988
15408479308169598 ~1987
15409451308189038 ~1987
15409763308195278 ~1987
154099972157399599 ~1989
15410051308201038 ~1987
15410123308202478 ~1987
15410231308204638 ~1987
154103634006694399 ~1990
154105572465689139 ~1989
15410587471563962310 ~1992
15410933924655998 ~1988
15411611308232238 ~1987
15411719308234398 ~1987
15411839308236798 ~1987
15412283308245678 ~1987
154122918939128799 ~1991
15413113924786798 ~1988
154132631541326319 ~1989
154135071233080579 ~1989
15413771308275438 ~1987
15413939308278798 ~1987
154142991233143939 ~1989
15414323308286478 ~1987
Exponent Prime Factor Digits Year
15415019308300398 ~1987
15415079308301598 ~1987
15415223308304478 ~1987
15415703308314078 ~1987
154158612466537779 ~1989
154158791541587919 ~1989
15416111308322238 ~1987
154162434008223199 ~1990
15416311135663536910 ~1991
15416711308334238 ~1987
154167172158340399 ~1989
15416953925017198 ~1988
15417491308349838 ~1987
154179771233438179 ~1989
15418079308361598 ~1987
15418261925095678 ~1988
154185673700456099 ~1990
154188171233505379 ~1989
15419363308387278 ~1987
15419557925173438 ~1988
15419699308393998 ~1987
15419819308396398 ~1987
15420539308410798 ~1987
154206411233651299 ~1989
15420803308416078 ~1987
Exponent Prime Factor Digits Year
15421319308426398 ~1987
15421583308431678 ~1987
15422003308440078 ~1987
154220233701285539 ~1990
15422219308444398 ~1987
15422279308445598 ~1987
15422411308448238 ~1987
154243071233944579 ~1989
154244273701862499 ~1990
15424439308488798 ~1987
15424757925485438 ~1988
15425219308504398 ~1987
15425603308512078 ~1987
15425759308515198 ~1987
15426017925561038 ~1988
15426023308520478 ~1987
15426143308522878 ~1987
15426431308528638 ~1987
15426863308537278 ~1987
154268772468300339 ~1989
15426923308538478 ~1987
15427019308540398 ~1987
15427283308545678 ~1987
15427343308546878 ~1987
15427799308555998 ~1987
1262
GIMPS The Prime Pages FactorDb.com
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25-06-08