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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
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
15421319308426398 ~1987
15421583308431678 ~1987
Exponent Prime Factor Digits Year
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
154282213394208639 ~1990
154284291234274339 ~1989
Exponent Prime Factor Digits Year
15429241925754478 ~1988
15429383308587678 ~1987
154295591542955919 ~1989
15429671308593438 ~1987
15429779308595598 ~1987
15429923308598478 ~1987
15430139308602798 ~1987
15430379308607598 ~1987
15430763308615278 ~1987
15431159308623198 ~1987
154311791543117919 ~1989
154331518642564579 ~1991
15433283308665678 ~1987
15434117926047038 ~1988
154343332160806639 ~1989
15435443308708878 ~1987
15435503308710078 ~1987
154355473704531299 ~1990
15435671308713438 ~1987
15435911308718238 ~1987
154363191234905539 ~1989
154373711543737119 ~1989
154374411234995299 ~1989
15437651308753038 ~1987
15438719308774398 ~1987
Exponent Prime Factor Digits Year
15439019308780398 ~1987
15439211308784238 ~1987
154393271543932719 ~1989
15439331308786638 ~1987
154397511235180099 ~1989
15439883308797678 ~1987
154398891235191139 ~1989
154400392779207039 ~1989
15440219308804398 ~1987
154406877411529779 ~1990
15441121926467278 ~1988
15441599308831998 ~1987
154416411235331299 ~1989
15441781926506878 ~1988
15441971308839438 ~1987
15442019308840398 ~1987
15442631308852638 ~1987
15442811308856238 ~1987
15442957926577438 ~1988
15443003308860078 ~1987
15443303308866078 ~1987
15443861926631678 ~1988
15443951308879038 ~1987
15444119308882398 ~1987
154442512779965199 ~1989
1249
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25-04-13