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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
328183931411190899111 ~1995
328184811969108879 ~1991
32818679656373598 ~1990
32819063105021001710 ~1993
32819291656385838 ~1990
32820071656401438 ~1990
328203171969219039 ~1991
32820323656406478 ~1990
328207131969242799 ~1991
328207134594899839
32821091656421838 ~1990
32821403656428078 ~1990
32822579656451598 ~1990
32822711656454238 ~1990
328228972625831779 ~1991
32823443656468878 ~1990
32823803656476078 ~1990
328239615251833779 ~1992
32824061124731431910 ~1993
32824199656483998 ~1990
32824219190380470310 ~1993
32824391656487838 ~1990
32825003656500078 ~1990
32825231656504638 ~1990
32825363656507278 ~1990
Exponent Prime Factor Digits Year
32825423656508478 ~1990
328254913282549119 ~1991
328257011969542079 ~1991
328263771969582639 ~1991
328266673282666719 ~1991
32827271656545438 ~1990
32827583656551678 ~1990
32828123656562478 ~1990
32828303656566078 ~1990
32829011656580238 ~1990
328293371969760239 ~1991
32829623656592478 ~1990
32830103656602078 ~1990
328303211969819279 ~1991
32830331656606638 ~1990
32830991656619838 ~1990
32831171656623438 ~1990
328315972626527779 ~1991
32831723656634478 ~1990
328318731969912399 ~1991
32831951656639038 ~1990
328324875909847679 ~1992
32832623656652478 ~1990
32832791656655838 ~1990
328329771969978639 ~1991
Exponent Prime Factor Digits Year
328329774596616799
32833211656664238 ~1990
32833403656668078 ~1990
32833631656672638 ~1990
328344112626752899 ~1991
32834519656690398 ~1990
32834759656695198 ~1990
32835239321785342310 ~1994
32835311656706238 ~1990
32835371656707438 ~1990
32835431656708638 ~1990
32835611656712238 ~1990
32835791656715838 ~1990
32836679105077372910 ~1993
32836931656738638 ~1990
32837159656743198 ~1990
328371771970230639 ~1991
32837279656745598 ~1990
328372795910710239
32837543656750878 ~1990
32837723656754478 ~1990
32837879656757598 ~1990
328384371970306239 ~1991
32838731656774638 ~1990
328388571970331439 ~1991
Exponent Prime Factor Digits Year
32839403656788078 ~1990
328396612627172899 ~1991
32840603656812078 ~1990
32841071656821438 ~1990
328412331970473999 ~1991
328417971970507839 ~1991
32842031656840638 ~1990
328422677882144099 ~1992
32842319656846398 ~1990
328425611970553679 ~1991
32842679656853598 ~1990
328426792627414339
32842739656854798 ~1990
32843231656864638 ~1990
32843339656866798 ~1990
328436211970617279 ~1991
328437371970624239 ~1991
328438571970631439 ~1991
32843879656877598 ~1990
32843939656878798 ~1990
32844191656883838 ~1990
32844433315306556910 ~1994
32844611656892238 ~1990
32844719656894398 ~1990
32845019656900398 ~1990
1878
GIMPS The Prime Pages FactorDb.com
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25-12-14