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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
6776051135521038 ~1984
6776087542086978 ~1986
6776117406567038 ~1985
6776153406569198 ~1985
6776621406597278 ~1985
6776717406603038 ~1985
6777149542171938 ~1986
6777181406630878 ~1985
6777299135545998 ~1984
6777413406644798 ~1985
6777569542205538 ~1986
6777601406656078 ~1985
6777971135559438 ~1984
6778433406705998 ~1985
6778559135571198 ~1984
6778741406724478 ~1985
6779231135584638 ~1984
67795013796520579 ~1988
6779567542365378 ~1986
6779657542372578 ~1986
67796931627126339 ~1987
6779771135595438 ~1984
6780271678027118 ~1986
6780419135608398 ~1984
6780443135608878 ~1984
Exp. Prime Factor Digits Year
67804634475105599 ~1988
6780479135609598 ~1984
6780551135611038 ~1984
6780743135614878 ~1984
67808271220548879 ~1987
6781091135621838 ~1984
6781109949355278 ~1986
6781163135623278 ~1984
67814098137690819 ~1989
6781633406897998 ~1985
6781763135635278 ~1984
67819391220749039 ~1987
67820291492046399 ~1987
6782197406931838 ~1985
67822991220813839 ~1987
6782333406939998 ~1985
6782339135646798 ~1984
6782351135647038 ~1984
6782603135652078 ~1984
6782621406957278 ~1985
6782669542613538 ~1986
6782717406963038 ~1985
6782771135655438 ~1984
6782903135658078 ~1984
6783131135662638 ~1984
Exp. Prime Factor Digits Year
67831691492297199 ~1987
6783239135664798 ~1984
6783433407005998 ~1985
6783449542675938 ~1986
67835293256093939 ~1988
6783613407016798 ~1985
6783719135674398 ~1984
67837271085396339 ~1987
6783937407036238 ~1985
67839494884443299 ~1988
6784021407041278 ~1985
6784157542732578 ~1986
6784321407059278 ~1985
6784499135689998 ~1984
6784619135692398 ~1984
6784703135694078 ~1984
6784769481718599110 ~1991
6785021407101278 ~1985
6785111135702238 ~1984
6785183135703678 ~1984
6785197407111838 ~1985
6785501407130078 ~1985
6785591135711838 ~1984
6785963135719278 ~1984
6786209542896738 ~1986
Exp. Prime Factor Digits Year
6786257407175438 ~1985
6786359135727198 ~1984
67863592171634899
6786371135727438 ~1984
6786467542917378 ~1986
6786673407200398 ~1985
6786797542943778 ~1986
6786887542950978 ~1986
6787019135740398 ~1984
6787049542963938 ~1986
6787499135749998 ~1984
6787577407254638 ~1985
6787619135752398 ~1984
67876631086026099 ~1987
6787799135755998 ~1984
6787871135757438 ~1984
6787889543031138 ~1986
6788123135762478 ~1984
6788237543058978 ~1986
6788459135769198 ~1984
6788591135771838 ~1984
6788609543088738 ~1986
6788651135773038 ~1984
6788737407324238 ~1985
6788897407333838 ~1985
818
GIMPS The Prime Pages FactorDb.com
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25-06-01