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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
11520599230411998 ~1986
11520701691242078 ~1987
11520791230415838 ~1986
11520863230417278 ~1986
11520923230418478 ~1986
11521703230434078 ~1986
115217091613039279 ~1988
11521813421698355910 ~1992
11521931230438638 ~1986
115220471152204719 ~1988
115221671843546739 ~1988
11522573691354398 ~1987
11522579230451598 ~1986
11522603230452078 ~1986
11523119230462398 ~1986
11523181691390878 ~1987
11523359230467198 ~1986
11523383230467678 ~1986
11524151230483038 ~1986
115243133687780179 ~1989
11524477691468638 ~1987
11524739230494798 ~1986
11525621691537278 ~1987
11525639230512798 ~1986
115259575532459379 ~1990
Exponent Prime Factor Digits Year
115259772766234499 ~1989
11526023230520478 ~1986
11526419230528398 ~1986
11526551230531038 ~1986
115266311152663119 ~1988
11526923230538478 ~1986
11527057691623438 ~1987
11527199230543998 ~1986
11527259230545198 ~1986
11527511230550238 ~1986
11527823230556478 ~1986
115281731844507699 ~1988
11528417691705038 ~1987
11528519922281538 ~1988
11528861922308898 ~1988
11528879230577598 ~1986
11529431230588638 ~1986
115298533458955919 ~1989
11530019230600398 ~1986
11530091230601838 ~1986
11530703230614078 ~1986
11530991922479298 ~1988
11531339230626798 ~1986
11531477691888638 ~1987
115316693690134099 ~1989
Exponent Prime Factor Digits Year
11532011230640238 ~1986
11532203230644078 ~1986
11532251922580098 ~1988
11532431230648638 ~1986
115325711153257119 ~1988
11532611230652238 ~1986
11532841691970478 ~1987
11533031230660638 ~1986
11533211230664238 ~1986
115333211845331379 ~1988
11533451230669038 ~1986
11533859230677198 ~1986
11533919230678398 ~1986
11533943230678878 ~1986
11534723230694478 ~1986
11534773692086398 ~1987
11534801692088078 ~1987
11534819230696398 ~1986
11534909922792738 ~1988
11535001692100078 ~1987
115350014614000419
11535113692106798 ~1987
11535373692122398 ~1987
11535941692156478 ~1987
11536043230720878 ~1986
Exponent Prime Factor Digits Year
11536223230724478 ~1986
11536361692181678 ~1987
11536361922908898
11536597692195838 ~1987
11536631230732638 ~1986
11536691230733838 ~1986
115366991153669919 ~1988
115367992076623839 ~1988
11536913692214798 ~1987
11537077692224638 ~1987
11537369922989538 ~1988
11537741692264478 ~1987
11537783230755678 ~1986
11538311230766238 ~1986
115383833692282579 ~1989
11538853692331198 ~1987
11539439230788798 ~1986
11539691230793838 ~1986
11539691923175298
11539981692398878 ~1987
11540279230805598 ~1986
11540519230810398 ~1986
11540759230815198 ~1986
115412093693186899 ~1989
11541611230832238 ~1986
1087
GIMPS The Prime Pages FactorDb.com
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25-04-13