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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.
Exp. Prime Factor Digits Year
8063597483815838 ~1986
80638732580439379 ~1988
8063879161277598 ~1985
8063963161279278 ~1985
8064431161288638 ~1985
8064473483868398 ~1986
8064517483871038 ~1986
8064839161296798 ~1985
8065133483907998 ~1986
8065391161307838 ~1985
8065439645235138 ~1986
8065679161313598 ~1985
8065751161315038 ~1985
8066291161325838 ~1985
80662914033145519
80664111451953999 ~1987
8066543161330878 ~1985
8066761484005678 ~1986
80667712581366739 ~1988
8066879161337598 ~1985
8067023161340478 ~1985
8067179161343598 ~1985
8067551161351038 ~1985
8067863161357278 ~1985
8067881484072878 ~1986
Exp. Prime Factor Digits Year
8068019161360398 ~1985
80680791936338979 ~1988
80681711452270799 ~1987
8068223161364478 ~1985
8068457484107438 ~1986
80687771936506499 ~1988
8069531645562498 ~1986
8069533484171998 ~1986
8070599161411998 ~1985
80708579685028419 ~1989
8071033484261998 ~1986
80711111291377779 ~1987
8071127645690178 ~1986
8071139161422798 ~1985
8071223161424478 ~1985
8071319645705538 ~1986
8071463161429278 ~1985
8071517484291038 ~1986
8072041484322478 ~1986
8072111161442238 ~1985
8072137484328238 ~1986
80721591452988639 ~1987
8072171161443438 ~1985
8072171645773698
8072591161451838 ~1985
Exp. Prime Factor Digits Year
80726212583238739 ~1988
8073041645843298 ~1986
8073077484384638 ~1986
8073431161468638 ~1985
8073491161469838 ~1985
8073817484429038 ~1986
8073887645910978 ~1986
8073911161478238 ~1985
8074013484440798 ~1986
8074217484453038 ~1986
8074277645942178 ~1986
8074637645970978 ~1986
8074739169569519110 ~1990
8075003161500078 ~1985
80750831292013299 ~1987
80751732422551919 ~1988
8075261646020898 ~1986
8075429646034338 ~1986
8075471161509438 ~1985
8075777484546638 ~1986
80759393876450739 ~1988
8075999161519998 ~1985
8076371161527438 ~1985
8076443161528878 ~1985
80765991938383779 ~1988
Exp. Prime Factor Digits Year
8076641484598478 ~1986
8076701484602078 ~1986
8076707646136578 ~1986
8076779161535598 ~1985
8076961484617678 ~1986
8076977484618638 ~1986
8076983161539678 ~1985
8077259161545198 ~1985
8077271161545438 ~1985
8077379161547598 ~1985
80775291130854079 ~1987
80776213715705679 ~1988
8077847646227778 ~1986
8077913484674798 ~1986
8077967646237378 ~1986
80780695008402799 ~1989
8078201646256098 ~1986
8078951161579038 ~1985
8079041484742478 ~1986
8079299161585998 ~1985
8079497484769838 ~1986
80797791454360239 ~1987
8079857646388578 ~1986
8080201484812078 ~1986
80802016302556799
923
GIMPS The Prime Pages FactorDb.com
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25-11-02