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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
177401811064410879 ~1989
177403132483643839 ~1990
177408471419267779 ~1989
177409914612657679 ~1990
177410231774102319 ~1989
177410335322309919 ~1990
17741039354820798 ~1988
17741051354821038 ~1988
17741351354827038 ~1988
17741879354837598 ~1988
17742503354850078 ~1988
177433011064598079 ~1989
177434211419473699 ~1989
17743763354875278 ~1988
17743871354877438 ~1988
177441011064646079 ~1989
17744159354883198 ~1988
17744411354888238 ~1988
17744459354889198 ~1988
17744483354889678 ~1988
17744843354896878 ~1988
177450196033306479 ~1991
177454371064726239 ~1989
17745659354913198 ~1988
17745683354913678 ~1988
Exponent Prime Factor Digits Year
177459971064759839 ~1989
17746331354926638 ~1988
177466491419731939 ~1989
17747183354943678 ~1988
17747399354947998 ~1988
17747759354955198 ~1988
17747783354955678 ~1988
177479211064875279 ~1989
17748491354969838 ~1988
17749331354986638 ~1988
17750003355000078 ~1988
177518175325545119 ~1990
177519131065114799 ~1989
177519771420158179 ~1989
17752019355040398 ~1988
17752151355043038 ~1988
17752271355045438 ~1988
17752463355049278 ~1988
177529211065175279 ~1989
177531791775317919 ~1989
177532791420262339 ~1989
177535371420282979 ~1989
17753663355073278 ~1988
17753891355077838 ~1988
177540174260964099 ~1990
Exponent Prime Factor Digits Year
17754251355085038 ~1988
17754323355086478 ~1988
17754371355087438 ~1988
177543771065262639 ~1989
177544311420354499 ~1989
177546011065276079 ~1989
17754839355096798 ~1988
177549411420395299 ~1989
17755799355115998 ~1988
17755943355118878 ~1988
17756171355123438 ~1988
177565971420527779 ~1989
17757119355142398 ~1988
177572091420576739 ~1989
17757263355145278 ~1988
177575771065454639 ~1989
17757791355155838 ~1988
177578411065470479 ~1989
17757959355159198 ~1988
17758703355174078 ~1988
177599571065597439 ~1989
17759999355199998 ~1988
177600731065604399 ~1989
17760131355202638 ~1988
17760719355214398 ~1988
Exponent Prime Factor Digits Year
17760779355215598 ~1988
1776088113910321999312 ~1996
177614772841836339 ~1990
17761631355232638 ~1988
17761871355237438 ~1988
17761883355237678 ~1988
17763023355260478 ~1988
17763059355261198 ~1988
177631016749978399 ~1991
17763143355262878 ~1988
17763503355270078 ~1988
17763671355273438 ~1988
177639731065838399 ~1989
17764091355281838 ~1988
17765003355300078 ~1988
177654011065924079 ~1989
17766431355328638 ~1988
17766851355337038 ~1988
177669971066019839 ~1989
17767259355345198 ~1988
17767283355345678 ~1988
177673571066041439 ~1989
177676991776769919 ~1989
17768423355368478 ~1988
17768963355379278 ~1988
1390
GIMPS The Prime Pages FactorDb.com
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25-11-17