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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
9101489728119138 ~1987
9101819182036398 ~1985
9102131728170498 ~1987
9102323182046478 ~1985
9102581546154878 ~1987
9102887728230978 ~1987
91030211456483379 ~1988
91031392184753379 ~1988
91033271638598879 ~1988
9103343182066878 ~1985
9103481546208878 ~1987
9103499182069998 ~1985
9103693546221598 ~1987
91037778011323779 ~1989
9103841728307298 ~1987
9104141546248478 ~1987
9104153546249198 ~1987
9104327728346178 ~1987
9104357728348578 ~1987
9104413546264798 ~1987
9104531182090638 ~1985
9104539910453918 ~1987
9104657728372578 ~1987
9104723182094478 ~1985
9104897728391778 ~1987
Exp. Prime Factor Digits Year
9105023182100478 ~1985
91050539469255139 ~1990
9105119182102398 ~1985
9105179182103598 ~1985
9105203182104078 ~1985
9105301546318078 ~1987
9105419182108398 ~1985
9105611182112238 ~1985
9105671182113438 ~1985
9105779182115598 ~1985
9105839182116798 ~1985
9106151182123038 ~1985
91061931274867039 ~1987
9106241546374478 ~1987
9106313546378798 ~1987
91063972185535299 ~1988
9106717546403038 ~1987
9106931728554498 ~1987
9106943182138878 ~1985
9107123182142478 ~1985
9107159728572738 ~1987
9107303182146078 ~1985
9107369728589538 ~1987
9107381546442878 ~1987
9107603182152078 ~1985
Exp. Prime Factor Digits Year
9107719910771918 ~1987
9107941546476478 ~1987
9108293546497598 ~1987
9108439910843918 ~1987
9108677728694178 ~1987
9109259728740738 ~1987
91095772186298499 ~1988
9109613546576798 ~1987
9109697546581838 ~1987
9109697728775778
9109703182194078 ~1985
9109811182196238 ~1985
9109979182199598 ~1985
9110141546608478 ~1987
9110303182206078 ~1985
9110371911037118 ~1987
9110483182209678 ~1985
9110579728846338 ~1987
9110581546634878 ~1987
9110681546640878 ~1987
9110771728861698 ~1987
9110821546649278 ~1987
9110831109329972110 ~1990
9111023182220478 ~1985
91114974373518579 ~1989
Exp. Prime Factor Digits Year
9111803182236078 ~1985
9111827728946178 ~1987
9112283182245678 ~1985
9112319182246398 ~1985
9112511182250238 ~1985
9112721546763278 ~1987
9112769729021538 ~1987
9112919182258398 ~1985
9113189729055138 ~1987
91132274374348979 ~1989
9113399182267998 ~1985
9113737546824238 ~1987
9113843182276878 ~1985
91138993098725679 ~1988
9113959911395918 ~1987
9113999182279998 ~1985
9114221729137698 ~1987
9114491182289838 ~1985
9114551182291038 ~1985
9114641729171298 ~1987
9114719182294398 ~1985
91149011458384179 ~1988
9114929729194338 ~1987
9114971182299438 ~1985
9115277729222178 ~1987
1000
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26-01-11