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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
14111771282235438 ~1987
14112011282240238 ~1987
14112911282258238 ~1987
14112971282259438 ~1987
14113439282268798 ~1987
141136071129088579 ~1988
14113733846823998 ~1988
14113871282277438 ~1987
141141891129135139 ~1988
141145212258323379 ~1989
14115011282300238 ~1987
14115539282310798 ~1987
14115719282314398 ~1987
14115743282314878 ~1987
141158111411581119 ~1989
141163391411633919 ~1989
14117039282340798 ~1987
141170931976393039 ~1989
14117111282342238 ~1987
14117219282344398 ~1987
14117639282352798 ~1987
14117783282355678 ~1987
14118371282367438 ~1987
14118479282369598 ~1987
14119019282380398 ~1987
Exponent Prime Factor Digits Year
14119139282382798 ~1987
14119439282388798 ~1987
14119499282389998 ~1987
14120279282405598 ~1987
14120399282407998 ~1987
14120573847234398 ~1988
14120713847242798 ~1988
14120783282415678 ~1987
14120881847252878 ~1988
141213013106686239 ~1989
14121323282426478 ~1987
141221273389310499 ~1989
141221693389320579 ~1989
14122211282444238 ~1987
14122319282446398 ~1987
14122523282450478 ~1987
14122991282459838 ~1987
141238311129906499 ~1988
14124119282482398 ~1987
141243073389833699 ~1989
14124371282487438 ~1987
14124533847471998 ~1988
14124959282499198 ~1987
14125439282508798 ~1987
14125451282509038 ~1987
Exponent Prime Factor Digits Year
141254695367678239 ~1990
14125571282511438 ~1987
141256933390166339 ~1989
14125763282515278 ~1987
141257811130062499 ~1988
14126459282529198 ~1987
14126603282532078 ~1987
14127131282542638 ~1987
141271311130170499
141274034803317039 ~1990
141275174238255119 ~1990
14127563282551278 ~1987
14127863282557278 ~1987
141279432260470899 ~1989
141281293390750979 ~1989
14128537415378987910 ~1992
141287811130302499 ~1988
141289971130319779 ~1988
14129009113032072110 ~1991
14129519282590398 ~1987
14129579282591598 ~1987
14129651282593038 ~1987
141302091130416739 ~1988
14130299282605998 ~1987
141302992543453839
Exponent Prime Factor Digits Year
14130983282619678 ~1987
14131681847900878 ~1988
14131919282638398 ~1987
141319693109033199 ~1989
14132711282654238 ~1987
14132819282656398 ~1987
141328932261262899 ~1989
14133263282665278 ~1987
141334816784070899 ~1990
14133503282670078 ~1987
141336171978706399 ~1989
141337311130698499 ~1988
14133803282676078 ~1987
141341471413414719 ~1989
141342471130739779 ~1988
141342911413429119 ~1989
14134559282691198 ~1987
14134583282691678 ~1987
14135111282702238 ~1987
141352995936825599 ~1990
141353231413532319 ~1989
14135711282714238 ~1987
14135843282716878 ~1987
141364071130912579 ~1988
14136481848188878 ~1988
1217
GIMPS The Prime Pages FactorDb.com
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25-07-08