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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
11933837716030238 ~1987
11934563238691278 ~1986
11934599238691998 ~1986
11934617954769378 ~1988
11934623238692478 ~1986
119350092625701999 ~1989
11935067954805378 ~1988
11935073716104398 ~1987
11935499238709998 ~1986
119362992864711779 ~1989
11936321954905698 ~1988
11937239238744798 ~1986
119372711193727119 ~1988
119374275729964979 ~1990
11937599955007938 ~1988
11937923238758478 ~1986
11938079238761598 ~1986
11938319238766398 ~1986
11938331238766638 ~1986
11938463238769278 ~1986
11938481716308878 ~1987
11938499238769998 ~1986
11938991238779838 ~1986
11939099955127938 ~1988
11939351238787038 ~1986
Exponent Prime Factor Digits Year
119397015492262479 ~1990
119397911193979119 ~1988
11940241716414478 ~1987
11940419238808398 ~1986
11940557716433438 ~1987
11940671238813438 ~1986
11940839238816798 ~1986
11940947955275778 ~1988
11941199955295938 ~1988
11941883238837678 ~1986
119420392866089379 ~1989
119422517881885679 ~1990
11942291238845838 ~1986
119427533582825919 ~1989
11943011955440898 ~1988
11943023238860478 ~1986
11943097716585838 ~1987
11943203238864078 ~1986
11943733716623998 ~1987
11943791238875838 ~1986
11943977716638638 ~1987
119441395016538399 ~1989
11944501716670078 ~1987
11944643238892878 ~1986
11944763238895278 ~1986
Exponent Prime Factor Digits Year
11945519238910398 ~1986
11945603238912078 ~1986
11945711238914238 ~1986
11946059238921198 ~1986
11946251238925038 ~1986
11946323238926478 ~1986
11946659238933198 ~1986
11946743238934878 ~1986
11946923238938478 ~1986
11946983238939678 ~1986
11947037955762978 ~1988
11947343238946878 ~1986
11947361716841678 ~1987
11948221716893278 ~1987
11948317716899038 ~1987
11948351238967038 ~1986
11949103659590485710 ~1992
119491912150854399 ~1989
11949437955954978 ~1988
11949659238993198 ~1986
11949923238998478 ~1986
11949937716996238 ~1987
11950343239006878 ~1986
11950703239014078 ~1986
11950931239018638 ~1986
Exponent Prime Factor Digits Year
11950979239019598 ~1986
11951063239021278 ~1986
11951519239030398 ~1986
11951591239031838 ~1986
11951837717110238 ~1987
11951963239039278 ~1986
11953391239067838 ~1986
11953559239071198 ~1986
119537232868893539 ~1989
11953961717237678 ~1987
11954303239086078 ~1986
11954753717285198 ~1987
11955121717307278 ~1987
11955371239107438 ~1986
11955803239116078 ~1986
11955851239117038 ~1986
11956271239125438 ~1986
11956403239128078 ~1986
11956583239131678 ~1986
11956943239138878 ~1986
11956991239139838 ~1986
119571071195710719 ~1988
11957377717442638 ~1987
11957531239150638 ~1986
11957651239153038 ~1986
1124
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25-07-08