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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
233959371403756239 ~1990
23396183467923678 ~1989
23396423467928478 ~1989
23396699467933998 ~1989
23396963467939278 ~1989
233973131403838799 ~1990
23397323467946478 ~1989
23397551467951038 ~1989
23397791467955838 ~1989
233977931403867599 ~1990
23398223467964478 ~1989
23399039467980798 ~1989
23399183173153954310 ~1992
23399339467986798 ~1989
23399903467998078 ~1989
23400203468004078 ~1989
23401151468023038 ~1989
23401379468027598 ~1989
23401523468030478 ~1989
234021611404129679 ~1990
234022194212399439 ~1991
23402279468045598 ~1989
234022971404137839 ~1990
23403371468067438 ~1989
234034512340345119 ~1990
Exponent Prime Factor Digits Year
23404103468082078 ~1989
23404211468084238 ~1989
234042291872338339 ~1990
23405111468102238 ~1989
234051194212921439 ~1991
23406431468128638 ~1989
23406437112350897710 ~1992
23406563468131278 ~1989
23406923468138478 ~1989
23408051468161038 ~1989
234080511872644099
23408219468164398 ~1989
234082392340823919 ~1990
234082573745321139 ~1991
234083811404502879 ~1990
23408471468169438 ~1989
234085191872681539 ~1990
234091611404549679 ~1990
234100611404603679 ~1990
23410463468209278 ~1989
234109992341099919 ~1990
234110391872883139 ~1990
23411351468227038 ~1989
234114073745825139 ~1991
23411411468228238 ~1989
Exponent Prime Factor Digits Year
23412023468240478 ~1989
23412419468248398 ~1989
23412611468252238 ~1989
23413739468274798 ~1989
23414243468284878 ~1989
23414351468287038 ~1989
234148571404891439 ~1990
23414939468298798 ~1989
23415251468305038 ~1989
234157131404942799 ~1990
234157611404945679 ~1990
23415911468318238 ~1989
23416583468331678 ~1989
23417171468343438 ~1989
23417353281008236110 ~1993
23417419112403611310 ~1992
234178095151917999 ~1991
23417879468357598 ~1989
234179691873437539 ~1990
23418179468363598 ~1989
23419139468382798 ~1989
23419271468385438 ~1989
23419691468393838 ~1989
23419919468398398 ~1989
23420219468404398 ~1989
Exponent Prime Factor Digits Year
234203511873628099 ~1990
23420363468407278 ~1989
23420459468409198 ~1989
234206531405239199 ~1990
23420729819725515110 ~1994
23420879468417598 ~1989
23421143468422878 ~1989
23421323468426478 ~1989
234214135621139139 ~1991
234217731405306399 ~1990
23421791468435838 ~1989
23421899468437998 ~1989
234220311873762499 ~1990
23422559468451198 ~1989
23422571468451438 ~1989
234227577026827119 ~1991
23422799468455998 ~1989
234232211405393279 ~1990
234233693279271679 ~1991
234236233747779699 ~1991
234237111873896899 ~1990
23423759468475198 ~1989
23424179468483598 ~1989
23424491468489838 ~1989
23425931468518638 ~1989
1583
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25-11-02