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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
183007671464061379 ~1989
18300851366017038 ~1988
18301331366026638 ~1988
18301691366033838 ~1988
183017111830171119 ~1989
18301763366035278 ~1988
18301931366038638 ~1988
18302101161058488910 ~1992
183025611464204899 ~1989
18303359366067198 ~1988
18303731366074638 ~1988
183037731098226399 ~1989
183038411098230479 ~1989
18304211366084238 ~1988
18304259366085198 ~1988
18304739366094798 ~1988
18305279366105598 ~1988
183055371464442979 ~1989
18305783366115678 ~1988
18306311366126238 ~1988
183063912929022579 ~1990
18306719366134398 ~1988
18306779366135598 ~1988
18306803366136078 ~1988
183070491464563939 ~1989
Exponent Prime Factor Digits Year
18307799366155998 ~1988
18307823366156478 ~1988
18307979366159598 ~1988
18308291366165838 ~1988
18308639366172798 ~1988
18308963366179278 ~1988
18309143366182878 ~1988
18309491366189838 ~1988
18309563366191278 ~1988
18309899366197998 ~1988
18309911366198238 ~1988
18310703366214078 ~1988
18310823366216478 ~1988
183109331098655999 ~1989
18312263366245278 ~1988
18312491366249838 ~1988
183131331098787999 ~1989
18313259366265198 ~1988
183132891465063139 ~1989
18313331366266638 ~1988
18313523366270478 ~1988
183137531098825199 ~1989
18314171366283438 ~1988
183144771098868639 ~1989
18314903366298078 ~1988
Exponent Prime Factor Digits Year
18315023366300478 ~1988
18315551366311038 ~1988
183161411098968479 ~1989
18316163366323278 ~1988
183163911465311299 ~1989
183163914762261679
18316631366332638 ~1988
18317231366344638 ~1988
183172611099035679 ~1989
18317291366345838 ~1988
18317363366347278 ~1988
18317399366347998 ~1988
18317723366354478 ~1988
183178011099068079 ~1989
183178331099069999 ~1989
18318011366360238 ~1988
183186671831866719 ~1989
183188711831887119 ~1989
183189134396539139 ~1990
18319019366380398 ~1988
18319919366398398 ~1988
18319979366399598 ~1988
18320363366407278 ~1988
18320723366414478 ~1988
18321071366421438 ~1988
Exponent Prime Factor Digits Year
183213071832130719 ~1989
18321323366426478 ~1988
18321371366427438 ~1988
18322019366440398 ~1988
183224531099347199 ~1989
183227299894273679 ~1991
18323159366463198 ~1988
183233171099399039 ~1989
18323579366471598 ~1988
183239571465916579 ~1989
183241793298352239 ~1990
183246411099478479 ~1989
18324671366493438 ~1988
18324959366499198 ~1988
18325019366500398 ~1988
18325199366503998 ~1988
18325271366505438 ~1988
18325283366505678 ~1988
18325691366513838 ~1988
183261171466089379 ~1989
18326351366527038 ~1988
183264913298768399 ~1990
183270612932329779 ~1990
183274331099645999 ~1989
18327719366554398 ~1988
1354
GIMPS The Prime Pages FactorDb.com
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25-04-13