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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
15784271315685438 ~1987
15784577947074638 ~1988
15784679315693598 ~1987
15784799315695998 ~1987
157849312841287599 ~1990
15785111315702238 ~1987
15785459315709198 ~1987
15785461947127678 ~1988
15785531315710638 ~1987
15785699315713998 ~1987
15786503315730078 ~1987
15786791315735838 ~1987
15786923315738478 ~1987
15787151315743038 ~1987
15787273947236398 ~1988
157872733473200079
157878733789089539 ~1990
15788173947290398 ~1988
157883893473445599 ~1990
15788453947307198 ~1988
15788873947332398 ~1988
157889871263118979 ~1989
15789533947371998 ~1988
157896295052681299 ~1990
15790057947403438 ~1988
Exponent Prime Factor Digits Year
157902411263219299 ~1989
157905494737164719 ~1990
157907691263261539 ~1989
15790991315819838 ~1987
15791339315826798 ~1987
15791513947490798 ~1988
15791543315830878 ~1987
15791843315836878 ~1987
15792737947564238 ~1988
15792937947576238 ~1988
15793451315869038 ~1987
15793643315872878 ~1987
15793703315874078 ~1987
15793873947632398 ~1988
15794501947670078 ~1988
15794711315894238 ~1987
15794783315895678 ~1987
15795239315904798 ~1987
15795599315911998 ~1987
15795683315913678 ~1987
15796223315924478 ~1987
157966671263733379 ~1989
15796751315935038 ~1987
15797291315945838 ~1987
15797317947839038 ~1988
Exponent Prime Factor Digits Year
15797363315947278 ~1987
15797399315947998 ~1987
15797413947844798 ~1988
15797459315949198 ~1987
157978071263824579 ~1989
15797843315956878 ~1987
15797891315957838 ~1987
15798059315961198 ~1987
157982572426612275311 ~1994
15798599315971998 ~1987
15798613947916798 ~1988
15798683315973678 ~1987
157990271579902719 ~1989
157991093791786179 ~1990
15799139315982798 ~1987
15799271315985438 ~1987
157996871579968719 ~1989
15800417948025038 ~1988
158010596636444799 ~1990
15801323316026478 ~1987
15801743316034878 ~1987
15802379316047598 ~1987
15802693948161598 ~1988
15802859316057198 ~1987
15803171316063438 ~1987
Exponent Prime Factor Digits Year
15803279316065598 ~1987
15803363316067278 ~1987
158033991264271939 ~1989
15803603316072078 ~1987
15803663316073278 ~1987
15803951316079038 ~1987
15804023316080478 ~1987
15804083316081678 ~1987
15804443316088878 ~1987
158044933793078339 ~1990
15804791316095838 ~1987
15804839316096798 ~1987
158048571264388579 ~1989
15804923316098478 ~1987
15805259316105198 ~1987
158058172212814399 ~1989
15806099316121998 ~1987
15806111316122238 ~1987
15806291316125838 ~1987
158064493477418799 ~1990
15806699316133998 ~1987
15807199319305419910 ~1992
15807503316150078 ~1987
158075533793812739 ~1990
158078932213105039 ~1989
1299
GIMPS The Prime Pages FactorDb.com
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25-09-07