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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
14942533896551998 ~1988
14942891298857838 ~1987
149431512390904179 ~1989
149431971195455779 ~1988
14943251298865038 ~1987
149435719862756879 ~1991
14943683298873678 ~1987
149441231494412319 ~1989
149441592689948639 ~1989
14944211298884238 ~1987
14944379298887598 ~1987
14944481896668878 ~1988
14944739298894798 ~1987
14944931298898638 ~1987
14945291298905838 ~1987
14945471298909438 ~1987
14946443298928878 ~1987
14946493896789598 ~1988
14946719298934398 ~1987
14946983298939678 ~1987
149471092092595279 ~1989
14947259298945198 ~1987
149478534484355919 ~1990
14948099298961998 ~1987
14948243298964878 ~1987
Exponent Prime Factor Digits Year
14948513896910798 ~1988
14948621896917278 ~1988
14948683179384196110 ~1991
14949191298983838 ~1987
14949377896962638 ~1988
149494011195952099 ~1988
14949491298989838 ~1987
14949497896969838 ~1988
14950139299002798 ~1987
14950151299003038 ~1987
14950163299003278 ~1987
14950583299011678 ~1987
14951063299021278 ~1987
14951621308003392710 ~1992
14952419299048398 ~1987
14952611299052238 ~1987
14952923299058478 ~1987
149529891196239139 ~1988
149531811196254499 ~1988
14953331299066638 ~1987
14953619299072398 ~1987
14953751299075038 ~1987
14954063299081278 ~1987
149545032392720499 ~1989
14956031299120638 ~1987
Exponent Prime Factor Digits Year
14956283299125678 ~1987
14956499299129998 ~1987
149566792692202239 ~1989
149566911196535299 ~1988
14956811299136238 ~1987
14956813897408798 ~1988
149569873589676899 ~1990
14957483299149678 ~1987
149579471495794719 ~1989
149584011196672099 ~1988
14958479299169598 ~1987
14958731299174638 ~1987
149588294487648719 ~1990
149588691196709539 ~1988
14959079299181598 ~1987
14959697897581838 ~1988
14959733897583998 ~1988
14959799299195998 ~1987
149602932393646899 ~1989
14960903299218078 ~1987
14961613897696798 ~1988
149618572094659999 ~1989
14962331299246638 ~1987
149631411197051299 ~1988
14963423299268478 ~1987
Exponent Prime Factor Digits Year
14963471299269438 ~1987
14963537164598907110 ~1991
14963653897819198 ~1988
14963939299278798 ~1987
149640711197125699 ~1988
14964359299287198 ~1987
14964503299290078 ~1987
14964923299298478 ~1987
14964977897898638 ~1988
14965031299300638 ~1987
14965081897904878 ~1988
14965957897957438 ~1988
14966531299330638 ~1987
14966543299330878 ~1987
14966771299335438 ~1987
149669831496698319 ~1989
14967229116744386310 ~1991
14967899299357998 ~1987
149682291197458339 ~1988
14968463299369278 ~1987
14969033898141998 ~1988
14969183299383678 ~1987
14969483299389678 ~1987
14970359299407198 ~1987
14970383299407678 ~1987
1266
GIMPS The Prime Pages FactorDb.com
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25-09-07