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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
104838712725806479 ~1989
10483919209678398 ~1986
10484171838733698 ~1987
104842491467794879 ~1988
10484651209693038 ~1986
10484723209694478 ~1986
10485071209701438 ~1986
10485203209704078 ~1986
10485317629119038 ~1987
10485479209709598 ~1986
104854991887389839 ~1988
104857071887427279 ~1988
10485899209717998 ~1986
10485947838875778 ~1987
10486979209739598 ~1986
10487159209743198 ~1986
10487219209744398 ~1986
10487831209756638 ~1986
10487843209756878 ~1986
10488239209764798 ~1986
10488623209772478 ~1986
10488637629318238 ~1987
10488899209777998 ~1986
10488937629336238 ~1987
104892311048923119 ~1988
Exponent Prime Factor Digits Year
10489379209787598 ~1986
10489573629374398 ~1987
10489733629383998 ~1987
104899511048995119 ~1988
10489991209799838 ~1986
10490171209803438 ~1986
10490393629423598 ~1987
10490471209809438 ~1986
10490657629439438 ~1987
10490699209813998 ~1986
10490723209814478 ~1986
10490771839261698 ~1987
10490891209817838 ~1986
10491119209822398 ~1986
10491179209823598 ~1986
10491251209825038 ~1986
10491373629482398 ~1987
10491443209828878 ~1986
10491623209832478 ~1986
10492019209840398 ~1986
10492211209844238 ~1986
10492333629539998 ~1987
104925671049256719 ~1988
10492661629559678 ~1987
10493039209860798 ~1986
Exponent Prime Factor Digits Year
104931671678906739 ~1988
104932271888780879 ~1988
10493771209875438 ~1986
10493999839519938 ~1987
10494041629642478 ~1987
10494299209885998 ~1986
10494313629658798 ~1987
10494551209891038 ~1986
10494719209894398 ~1986
10494983209899678 ~1986
10495141629708478 ~1987
10495313629718798 ~1987
10495319839625538 ~1987
10495379209907598 ~1986
10495897629753838 ~1987
104959071889263279 ~1988
10495957629757438 ~1987
10496039125952468110 ~1990
10496093629765598 ~1987
10496201839696098 ~1987
10496459209929198 ~1986
10496723209934478 ~1986
10496831209936638 ~1986
10496891209937838 ~1986
10497013629820798 ~1987
Exponent Prime Factor Digits Year
10497059209941198 ~1986
10497373629842398 ~1987
10497569839805538 ~1987
104975831049758319 ~1988
10497983209959678 ~1986
104980491469726879 ~1988
10498151209963038 ~1986
104985911679774579 ~1988
10498703209974078 ~1986
10499579209991598 ~1986
10499831209996638 ~1986
10499981629998878 ~1987
10499981839998498
10500491210009838 ~1986
10500773630046398 ~1987
10500779210015598 ~1986
10500839210016798 ~1986
10500851210017038 ~1986
10500923210018478 ~1986
10501613630096798 ~1987
10501693630101598 ~1987
10501921630115278 ~1987
10502399210047998 ~1986
10502537630152238 ~1987
10502537100824355310
1038
GIMPS The Prime Pages FactorDb.com
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25-04-13