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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
37700639754012798 ~1990
37700879754017598 ~1990
37702751754055038 ~1990
377030233770302319 ~1992
377048473770484719 ~1992
37705463754109278 ~1990
37705511754110238 ~1990
377059812262358879 ~1991
377067412262404479 ~1991
37707779754155598 ~1990
37707863754157278 ~1990
377080873770808719 ~1992
377084532262507199 ~1991
37709017294130332710 ~1994
37710143754202878 ~1990
37712201362037129710 ~1994
37712219754244398 ~1990
377125673017005379 ~1992
377131673017053379 ~1992
37713719754274398 ~1990
37713847150855388110 ~1993
37714091754281838 ~1990
37714991754299838 ~1990
377150873017206979 ~1992
377155633771556319 ~1992
Exponent Prime Factor Digits Year
377176132263056799 ~1991
37717919754358398 ~1990
37718519754370398 ~1990
37718711754374238 ~1990
37719431754388638 ~1990
37720019754400398 ~1990
37720283754405678 ~1990
37720439754408798 ~1990
37720979754419598 ~1990
37722731754454638 ~1990
37723019754460398 ~1990
377238713017909699 ~1992
37725959754519198 ~1990
37726763754535278 ~1990
37727351754547038 ~1990
37728011754560238 ~1990
37729091754581838 ~1990
377303473773034719 ~1992
37730723754614478 ~1990
37731191754623838 ~1990
37731191211294669710
37731671754633438 ~1990
37732283754645678 ~1990
37733051754661038 ~1990
37733831754676638 ~1990
Exponent Prime Factor Digits Year
377369273018954179 ~1992
377372693018981539 ~1992
377373895283234479 ~1992
37739459754789198 ~1990
377397893019183139 ~1992
377402332264413999 ~1991
37741271754825438 ~1990
37741331754826638 ~1990
37741559754831198 ~1990
37741811754836238 ~1990
37742879754857598 ~1990
37743479754869598 ~1990
37744103754882078 ~1990
377444233774442319 ~1992
37744649143429666310 ~1993
377453873019630979 ~1992
37746503754930078 ~1990
37746959754939198 ~1990
37747211754944238 ~1990
37747823754956478 ~1990
37748999754979998 ~1990
377490796794834239 ~1992
37749863754997278 ~1990
37751299996634293710 ~1995
377548612265291679 ~1991
Exponent Prime Factor Digits Year
377548876795879679 ~1992
37755803755116078 ~1990
37756319755126398 ~1990
37757771755155438 ~1990
377581691261122844711 ~1996
37758431755168638 ~1990
377588812265532879 ~1991
37759343755186878 ~1990
377604412265626479 ~1991
37760483755209678 ~1990
37760903755218078 ~1990
37761011755220238 ~1990
377621213020969699 ~1992
377642812265856879 ~1991
37764299755285998 ~1990
377644273776442719 ~1992
377653732265922399 ~1991
37767923755358478 ~1990
37768163755363278 ~1990
37768583755371678 ~1990
37768631755372638 ~1990
37769531755390638 ~1990
37771091755421838 ~1990
37774871755497438 ~1990
37775099755501998 ~1990
1919
GIMPS The Prime Pages FactorDb.com
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25-07-08