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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
26524391530487838 ~1989
26524583530491678 ~1989
26524859530497198 ~1989
26524919530498398 ~1989
265255811591534879 ~1990
26525591530511838 ~1989
26525783530515678 ~1989
26526431530528638 ~1989
26526683530533678 ~1989
26526719530534398 ~1989
26526803530536078 ~1989
26526911530538238 ~1989
26527079530541598 ~1989
265274276366582499 ~1992
26528399530567998 ~1989
26528459530569198 ~1989
265286698489174099 ~1992
265292712652927119 ~1991
265294994775309839 ~1991
26529551530591038 ~1989
26530103530602078 ~1989
265302194775439439 ~1991
26530571530611438 ~1989
265306973714297599 ~1991
26531159530623198 ~1989
Exponent Prime Factor Digits Year
265314712122517699 ~1990
26531699530633998 ~1989
265317072653170719 ~1991
265319572122556579 ~1990
26532323530646478 ~1989
26532431530648638 ~1989
265328931591973599 ~1990
26533439530668798 ~1989
26533499530669998 ~1989
26533631530672638 ~1989
26533679530673598 ~1989
265336912122695299 ~1990
26533739530674798 ~1989
26533751530675038 ~1989
265340333714764639 ~1991
265342131592052799 ~1990
26534411530688238 ~1989
26535731530714638 ~1989
26535791530715838 ~1989
26536091530721838 ~1989
26536259530725198 ~1989
26536343530726878 ~1989
26538299530765998 ~1989
26538359530767198 ~1989
265387131592322799 ~1990
Exponent Prime Factor Digits Year
26540219530804398 ~1989
26540399530807998 ~1989
26540483530809678 ~1989
26540939530818798 ~1989
265417738493367379 ~1992
26541899530837998 ~1989
26542199530843998 ~1989
26542319530846398 ~1989
26542343530846878 ~1989
26542403530848078 ~1989
26542679530853598 ~1989
26542751530855038 ~1989
26542811530856238 ~1989
26543651530873038 ~1989
265436531592619199 ~1990
26543711530874238 ~1989
26543879530877598 ~1989
265445712654457119 ~1991
26544659530893198 ~1989
26544779530895598 ~1989
26544839530896798 ~1989
26544911530898238 ~1989
26546099530921998 ~1989
265461672654616719 ~1991
26546711530934238 ~1989
Exponent Prime Factor Digits Year
26547263530945278 ~1989
26548103530962078 ~1989
265483376371600899 ~1992
26548751530975038 ~1989
26548979530979598 ~1989
26549111530982238 ~1989
265495611592973679 ~1990
26549879530997598 ~1989
265499272123994179 ~1990
26549951530999038 ~1989
265501972124015779 ~1990
26550263531005278 ~1989
265504091842598384711 ~1995
26550599531011998 ~1989
26550731531014638 ~1989
26550899531017998 ~1989
26551139531022798 ~1989
265521531593129199 ~1990
265524411593146479 ~1990
265524974248399539 ~1991
26553509212428072110 ~1993
26553539531070798 ~1989
26553563531071278 ~1989
265538714248619379 ~1991
26554163531083278 ~1989
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