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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
711563631423127279 ~1992
71159287170782288910 ~1995
71160347128088624710 ~1995
711612197116121919 ~1994
711619431423238879 ~1992
711619915692959299 ~1994
711643431423286879 ~1992
711647991423295999 ~1992
711666917116669119 ~1994
711672231423344479 ~1992
711711614270269679 ~1993
71172403113875844910 ~1995
71173813113878100910 ~1995
711743339964406639 ~1994
711749511423499039 ~1992
711767511423535039 ~1992
71177507128119512710 ~1995
71177849170826837710 ~1995
711780711423561439 ~1992
711785991423571999 ~1992
711796311423592639 ~1992
711816534270899199 ~1993
711820191423640399 ~1992
711826911423653839 ~1992
711827395694619139 ~1994
Exponent Prime Factor Digits Year
711828831423657679 ~1992
71183473113893556910 ~1995
711835431423670879 ~1992
711842099965789279 ~1994
711852591423705199 ~1992
711867374271204239 ~1994
711871214271227279 ~1994
711879231423758479 ~1992
711883191423766399 ~1992
711892014271352079 ~1994
71190023185094059910 ~1995
711906591423813199 ~1992
711917774271506639 ~1994
711932939967061039 ~1994
711935391423870799 ~1992
711936014271616079 ~1994
711947031423894079 ~1992
711949334271695999 ~1994
711957534271745199 ~1994
711973195695785539 ~1994
711974991423949999 ~1992
711979911423959839 ~1992
711980511423961039 ~1992
711982431423964879 ~1992
712065111424130239 ~1992
Exponent Prime Factor Digits Year
712098711424197439 ~1992
712100339969404639 ~1994
712102911424205839 ~1992
712109391424218799 ~1992
71213243227882377710 ~1995
71216473113946356910 ~1995
712178574273071439 ~1994
71217973213653919110 ~1995
712183311424366639 ~1992
712193991424387999 ~1992
712202174273213039 ~1994
712216791424433599 ~1992
712236711424473439 ~1992
712239614273437679 ~1994
712240795697926339 ~1994
712247991424495999 ~1992
712249431424498879 ~1992
712251734273510399 ~1994
712282431424564879 ~1992
712294911424589839 ~1992
71230483113968772910 ~1995
712306195698449539 ~1994
712309791424619599 ~1992
712328031424656079 ~1992
712328934273973599 ~1994
Exponent Prime Factor Digits Year
712336934274021599 ~1994
712342911424685839 ~1992
712352391424704799 ~1992
71235601327683764710 ~1996
712368111424736239 ~1992
712373995698991939 ~1994
712374831424749679 ~1992
712398591424797199 ~1992
71241871926144323110 ~1997
712440111424880239 ~1992
712466334274797999 ~1994
712487631424975279 ~1992
712490631424981279 ~1992
712492191424984399 ~1992
712501311425002639 ~1992
712504791425009599 ~1992
71250799171001917710 ~1995
71252011114003217710 ~1995
712524111425048239 ~1992
71253073171007375310 ~1995
712532511425065039 ~1992
712532631425065279 ~1992
712563591425127199 ~1992
712600191425200399 ~1992
712607511425215039 ~1992
2393
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25-12-14