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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
15441781926506878 ~1988
15441971308839438 ~1987
15442019308840398 ~1987
15442631308852638 ~1987
15442811308856238 ~1987
15442957926577438 ~1988
15443003308860078 ~1987
15443303308866078 ~1987
15443861926631678 ~1988
15443951308879038 ~1987
15444119308882398 ~1987
154442512779965199 ~1989
154446411235571299 ~1989
15445033926701998 ~1988
15445583308911678 ~1987
15445739308914798 ~1987
15445823308916478 ~1987
15445873926752398 ~1988
15446003308920078 ~1987
15446699308933998 ~1987
15446891308937838 ~1987
15447121926827278 ~1988
15447359308947198 ~1987
15447479308949598 ~1987
154475831544758319 ~1989
Exponent Prime Factor Digits Year
15447613926856798 ~1988
15448379308967598 ~1987
15448523308970478 ~1987
15448549145216360710 ~1991
15448703308974078 ~1987
15448991308979838 ~1987
15449411308988238 ~1987
15449543308990878 ~1987
15449891308997838 ~1987
15450137927008238 ~1988
154501871545018719 ~1989
15450191309003838 ~1987
154502211236017699 ~1989
15450251309005038 ~1987
154502511236020099
15450299309005998 ~1987
15450313927018798 ~1988
15450371309007438 ~1987
15450551309011038 ~1987
15450731309014638 ~1987
15450983309019678 ~1987
15451571309031438 ~1987
15451703309034078 ~1987
15452543309050878 ~1987
15452579309051598 ~1987
Exponent Prime Factor Digits Year
154529591545295919 ~1989
15453131309062638 ~1987
15453299309065998 ~1987
15453359309067198 ~1987
15453419309068398 ~1987
154536493708875779 ~1990
15453983309079678 ~1987
15454199309083998 ~1987
15454451309089038 ~1987
15454739309094798 ~1987
15454811309096238 ~1987
15454979309099598 ~1987
15455591309111838 ~1987
15455663309113278 ~1987
15455953927357198 ~1988
15456191309123838 ~1987
15456359309127198 ~1987
15456503309130078 ~1987
154579511545795119 ~1989
154593431545934319 ~1989
15459461927567678 ~1988
15460223309204478 ~1987
15460559309211198 ~1987
15460691309213838 ~1987
154607271236858179 ~1989
Exponent Prime Factor Digits Year
15460793927647598 ~1988
15460859309217198 ~1987
15461063309221278 ~1987
15461399309227998 ~1987
15461723309234478 ~1987
154618132164653839 ~1989
15461921927715278 ~1988
15461951309239038 ~1987
15462383309247678 ~1987
154623834020219599
154624271546242719 ~1989
15462731309254638 ~1987
15463037927782238 ~1988
15463271309265438 ~1987
154640231546402319 ~1989
15464051309281038 ~1987
15464063309281278 ~1987
15464159309283198 ~1987
15464231309284638 ~1987
15464639309292798 ~1987
15465011309300238 ~1987
15465061927903678 ~1988
15465071309301438 ~1987
15465641927938478 ~1988
154657614949043539 ~1990
1255
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25-05-04