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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
24181991483639838 ~1989
24182519483650398 ~1989
24183059483661198 ~1989
241832531450995199 ~1990
24184019483680398 ~1989
24184031483680638 ~1989
241852671934821379 ~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
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
24198719483974398 ~1989
Exponent Prime Factor Digits Year
24199223483984478 ~1989
24199403483988078 ~1989
24199811101639206310 ~1992
24199919483998398 ~1989
24199943483998878 ~1989
24200051484001038 ~1989
24200411484008238 ~1989
24200597193604776110 ~1993
24200831484016638 ~1989
24201059484021198 ~1989
24201119484022398 ~1989
24201431484028638 ~1989
242015871936126979 ~1990
242020194356363439 ~1991
24202043484040878 ~1989
24202151484043038 ~1989
242022731452136399 ~1990
242027274356490879 ~1991
24203759484075198 ~1989
24204263484085278 ~1989
242043171452259039 ~1990
24205019484100398 ~1989
24205319484106398 ~1989
24205523484110478 ~1989
24205619484112398 ~1989
Exponent Prime Factor Digits Year
24205631484112638 ~1989
24206411484128238 ~1989
24207191484143838 ~1989
24207563484151278 ~1989
24207899484157998 ~1989
24207959484159198 ~1989
24208883484177678 ~1989
24209291484185838 ~1989
24209329464819116910 ~1994
242096211936769699 ~1990
24209831484196638 ~1989
24210143484202878 ~1989
24210359484207198 ~1989
24210611484212238 ~1989
242107019200066399 ~1992
242110811452664879 ~1990
24211163484223278 ~1989
24211763484235278 ~1989
24212159484243198 ~1989
24212291484245838 ~1989
24212339484246798 ~1989
24212579484251598 ~1989
24212711484254238 ~1989
242129211452775279 ~1990
242131217263936319 ~1992
1566
GIMPS The Prime Pages FactorDb.com
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25-06-08