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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
24165983483319678 ~1989
24166211483324238 ~1989
24166823483336478 ~1989
24167711483354238 ~1989
24168191483363838 ~1989
24168491483369838 ~1989
241684911933479299
24168563483371278 ~1989
241688411450130479 ~1990
24169283483385678 ~1989
241697211450183279 ~1990
241704531450227199 ~1990
24170843483416878 ~1989
24170903483418078 ~1989
24171071483421438 ~1989
24171299483425998 ~1989
241713611450281679 ~1990
24171419483428398 ~1989
24171443483428878 ~1989
24171863483437278 ~1989
24172391483447838 ~1989
24172619483452398 ~1989
24172679483453598 ~1989
24172871483457438 ~1989
241728912417289119 ~1990
Exponent Prime Factor Digits Year
241730331450381999 ~1990
24173603483472078 ~1989
24173951483479038 ~1989
241742571450455439 ~1990
24174743483494878 ~1989
24174911483498238 ~1989
24174959483499198 ~1989
24175271483505438 ~1989
24175379483507598 ~1989
24175583483511678 ~1989
24178019483560398 ~1989
24178103483562078 ~1989
241783211450699279 ~1990
24178331483566638 ~1989
24178571483571438 ~1989
24178919483578398 ~1989
24179399483587998 ~1989
241794373868709939 ~1991
24179651483593038 ~1989
24179843483596878 ~1989
24180251483605038 ~1989
24180311483606238 ~1989
241805232418052319 ~1990
241805391934443139 ~1990
24181991483639838 ~1989
Exponent Prime Factor Digits Year
24182519483650398 ~1989
24183059483661198 ~1989
241832531450995199 ~1990
24184019483680398 ~1989
24184031483680638 ~1989
241852671934821379 ~1990
241854171451125039 ~1990
24185723483714478 ~1989
241859331451155999 ~1990
24185939483718798 ~1989
24186131483722638 ~1989
24186251483725038 ~1989
24186839483736798 ~1989
241870033869920499 ~1991
24187139483742798 ~1989
24187343483746878 ~1989
24187391483747838 ~1989
241874331451245999 ~1990
241876791935014339 ~1990
24187739483754798 ~1989
24187979483759598 ~1989
24188459483769198 ~1989
24188771483775438 ~1989
24188903483778078 ~1989
24189551483791038 ~1989
Exponent Prime Factor Digits Year
24189743682150752710 ~1994
24189923483798478 ~1989
24190091483801838 ~1989
24191591483831838 ~1989
24192323483846478 ~1989
24192599483851998 ~1989
241925995806223779
24193679483873598 ~1989
241937211451623279 ~1990
241939573871033139 ~1991
241940811935526499 ~1990
24194099483881998 ~1989
241948371451690239 ~1990
24195239483904798 ~1989
241953494626150728911 ~1996
24195383483907678 ~1989
24195443135494480910 ~1992
24195491483909838 ~1989
24196079483921598 ~1989
241961411451768479 ~1990
24196979483939598 ~1989
24197039483940798 ~1989
241974914355548399 ~1991
24197843483956878 ~1989
24198683483973678 ~1989
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25-09-22