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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
157655091261240739 ~1989
15765521122971063910 ~1991
15765733945943998 ~1988
15765863315317278 ~1987
15765983315319678 ~1987
15766139315322798 ~1987
157661511261292099 ~1989
15766319315326398 ~1987
157665291261322339 ~1989
157666071261328579 ~1989
15766873946012398 ~1988
15767099315341998 ~1987
15767399315347998 ~1987
15767711315354238 ~1987
15767797946067838 ~1988
15768191315363838 ~1987
15769001946140078 ~1988
157691571261532579 ~1989
15769163315383278 ~1987
15769381946162878 ~1988
15769571315391438 ~1987
157697091261576739 ~1989
157697716307908419 ~1990
15770411315408238 ~1987
157709211261673699 ~1989
Exponent Prime Factor Digits Year
15771011315420238 ~1987
15771551315431038 ~1987
15772019315440398 ~1987
157721571261772579 ~1989
15772391315447838 ~1987
15772643315452878 ~1987
15772979315459598 ~1987
15773003315460078 ~1987
15773519315470398 ~1987
15773531315470638 ~1987
157740133785763139 ~1990
15774023315480478 ~1987
15774491315489838 ~1987
15774533946471998 ~1988
157749612523993779 ~1989
157750572524009139 ~1989
15775223315504478 ~1987
15775751315515038 ~1987
15775979315519598 ~1987
15776591315531838 ~1987
15776879315537598 ~1987
15776903315538078 ~1987
15777263315545278 ~1987
157773471262187779 ~1989
15777539315550798 ~1987
Exponent Prime Factor Digits Year
15777803315556078 ~1987
15778211315564238 ~1987
15779017946741038 ~1988
15779303315586078 ~1987
157794292209120079 ~1989
15779843315596878 ~1987
15779891315597838 ~1987
157798911262391299
157801972209227599 ~1989
15780623315612478 ~1987
157808278837263139 ~1991
15780983315619678 ~1987
157810971262487779 ~1989
157821474103358239 ~1990
15782471315649438 ~1987
15782603315652078 ~1987
15782639315652798 ~1987
15783143315662878 ~1987
15783263315665278 ~1987
15783373947002398 ~1988
15783431315668638 ~1987
15783437947006238 ~1988
15784199315683998 ~1987
15784271315685438 ~1987
15784577947074638 ~1988
Exponent Prime Factor Digits Year
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
157889871263118979 ~1989
15789533947371998 ~1988
157896295052681299 ~1990
157902411263219299 ~1989
157905494737164719 ~1990
157907691263261539 ~1989
15790991315819838 ~1987
1262
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25-04-13