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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
12829501769770078 ~1988
12830351256607038 ~1986
128309112309563999 ~1989
12831419256628398 ~1986
12831911256638238 ~1986
12831961769917678 ~1988
128320374876174079 ~1990
12832871256657438 ~1986
12833063256661278 ~1986
12833603256672078 ~1986
12834001770040078 ~1988
12834401770064078 ~1988
12834551256691038 ~1986
12834817770089038 ~1988
12835019256700398 ~1986
128350215134008419 ~1990
128350611026804899 ~1988
128359391283593919 ~1988
12836459256729198 ~1986
12836953770217198 ~1988
12837437369718185710 ~1992
12837577770254638 ~1988
12837661770259678 ~1988
12837719256754398 ~1986
12838079256761598 ~1986
Exponent Prime Factor Digits Year
128382195135287619 ~1990
128383371027066979 ~1988
12838597770315838 ~1988
12838643256772878 ~1986
12838751256775038 ~1986
128389212824562639 ~1989
128391492824612799 ~1989
12839501770370078 ~1988
12840203256804078 ~1986
12840539256810798 ~1986
12840791256815838 ~1986
12841033770461998 ~1988
12841091256821838 ~1986
12841201770472078 ~1988
12841259256825198 ~1986
12841583256831678 ~1986
12841883256837678 ~1986
12842051256841038 ~1986
12842183256843678 ~1986
12842237770534238 ~1988
12842317770539038 ~1988
128424911284249119 ~1988
12842591256851838 ~1986
12842699256853998 ~1986
12842783256855678 ~1986
Exponent Prime Factor Digits Year
12843203256864078 ~1986
12843253770595198 ~1988
12843599256871998 ~1986
12843983256879678 ~1986
12844283256885678 ~1986
12844417770665038 ~1988
12844453770667198 ~1988
12844763256895278 ~1986
12845291256905838 ~1986
128452911027623299
128458391284583919 ~1988
12846131256922638 ~1986
12846133770767998 ~1988
12846419256928398 ~1986
12846791256935838 ~1986
12847277770836638 ~1988
12847433770845998 ~1988
12847559256951198 ~1986
12847603146462674310 ~1991
12847871256957438 ~1986
12848051256961038 ~1986
128485731798800239 ~1989
12848903256978078 ~1986
12849311256986238 ~1986
12849503256990078 ~1986
Exponent Prime Factor Digits Year
12849713770982798 ~1988
12849911256998238 ~1986
128500512313009199 ~1989
12850091257001838 ~1986
128503491028027939 ~1988
12850597771035838 ~1988
128510393084249379 ~1989
12851561771093678 ~1988
12851831257036638 ~1986
12851981771118878 ~1988
128521371028170979 ~1988
12852877771172638 ~1988
12853133771187998 ~1988
128541471028331779 ~1988
12854483257089678 ~1986
12854561771273678 ~1988
128547411028379299 ~1988
128547472313854479 ~1989
12855131257102638 ~1986
128553073085273699 ~1989
12855851257117038 ~1986
128559671285596719 ~1988
12856021771361278 ~1988
12856163257123278 ~1986
12856691257133838 ~1986
1144
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25-04-13