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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
45485879909717598 ~1991
45486071909721438 ~1991
45486971909739438 ~1991
454873634548736319 ~1992
45488231909764638 ~1991
454897798188160239 ~1993
45491003909820078 ~1991
454913573639308579 ~1992
454917296368842079 ~1993
45493319909866398 ~1991
45494063909881278 ~1991
454940834549408319 ~1992
45496151909923038 ~1991
45496259909925198 ~1991
45497591909951838 ~1991
454987973639903779 ~1992
45499631909992638 ~1991
45499691909993838 ~1991
45499799909995998 ~1991
455019434550194319 ~1992
45502609136507827110 ~1994
45502811910056238 ~1991
455030273640242179 ~1992
45504071910081438 ~1991
45504863910097278 ~1991
Exponent Prime Factor Digits Year
45506971263940431910 ~1994
45508091910161838 ~1991
45508451910169038 ~1991
45511133364089064110 ~1995
45511799910235998 ~1991
45511919910238398 ~1991
45512843910256878 ~1991
45513263910265278 ~1991
455138772730832639 ~1992
455151917282430579 ~1993
45515219910304398 ~1991
455154172730925039 ~1992
45515917182063668110 ~1994
45516083910321678 ~1991
45516131118341940710 ~1994
455172732731036399 ~1992
45517477427864283910 ~1995
45518339910366798 ~1991
45518351910367038 ~1991
45519059910381198 ~1991
455193437283094899 ~1993
455230812731384879 ~1992
45523091218510836910 ~1994
45523559910471198 ~1991
455235732731414399 ~1992
Exponent Prime Factor Digits Year
45523669100152071910 ~1993
455275976373863599 ~1993
455303332731819999 ~1992
45532439910648798 ~1991
455339772732038639 ~1992
45534479910689598 ~1991
455370718196672799 ~1993
455371372732228239 ~1992
45537463191257344710 ~1994
45537599910751998 ~1991
455393572732361439 ~1992
455405714554057119 ~1993
45540623910812478 ~1991
455408114554081119 ~1993
45542663910853278 ~1991
45543983910879678 ~1991
45544571910891438 ~1991
455446994554469919 ~1993
455473932732843599 ~1992
455474932732849599 ~1992
45547763910955278 ~1991
45548939910978798 ~1991
455494372732966239 ~1992
455496972732981839 ~1992
45550031911000638 ~1991
Exponent Prime Factor Digits Year
45551171911023438 ~1991
455518972733113839 ~1992
455556412733338479 ~1992
45555803911116078 ~1991
45558203911164078 ~1991
45559499911189998 ~1991
455611212733667279 ~1992
455612532733675199 ~1992
45561671911233438 ~1991
45561839911236798 ~1991
455630474556304719 ~1993
45565301355409347910 ~1995
45566039911320798 ~1991
45566159911323198 ~1991
45568511911370238 ~1991
45569663911393278 ~1991
45570491911409838 ~1991
45571439911428798 ~1991
455714393645715139
45571549537744278310 ~1995
45572509246091548710 ~1994
45573023911460478 ~1991
455730893645847139 ~1992
45574031911480638 ~1991
45574643911492878 ~1991
1993
GIMPS The Prime Pages FactorDb.com
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25-05-04