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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
11909483238189678 ~1986
11909519238190398 ~1986
11909543238190878 ~1986
11909591238191838 ~1986
11909759238195198 ~1986
11909813714588798 ~1987
11910137952810978 ~1988
11910649133399268910 ~1991
11910683238213678 ~1986
119107192143929439 ~1989
119107631905722099 ~1988
119116391191163919 ~1988
11912051238241038 ~1986
11912123238242478 ~1986
11912471238249438 ~1986
11912531238250638 ~1986
11912891238257838 ~1986
11913061714783678 ~1987
11913119238262398 ~1986
11913179238263598 ~1986
11913179953054338
11913233466998733710 ~1992
11913497953079778 ~1988
11914079238281598 ~1986
11914081714844878 ~1987
Exponent Prime Factor Digits Year
11914781714886878 ~1987
119148132621258879 ~1989
11915009142980108110 ~1991
11915159238303198 ~1986
11915417714925038 ~1987
11915471238309438 ~1986
11915797714947838 ~1987
11915837714950238 ~1987
11916433714985998 ~1987
11916623238332478 ~1986
119170491668386879 ~1988
11917181715030878 ~1987
11917393715043598 ~1987
11917537715052238 ~1987
11917571238351438 ~1986
11917597715055838 ~1987
11917681715060878 ~1987
11917877715072638 ~1987
11918603238372078 ~1986
11918639238372798 ~1986
11918891238377838 ~1986
11918981715138878 ~1987
119190671191906719 ~1988
11919437715166238 ~1987
11919443238388878 ~1986
Exponent Prime Factor Digits Year
11919683238393678 ~1986
11919857715191438 ~1987
11920379238407598 ~1986
11920511238410238 ~1986
11920691238413838 ~1986
119208712145756799 ~1989
11921177715270638 ~1987
11921381715282878 ~1987
11921761715305678 ~1987
119220132861283139 ~1989
11922359238447198 ~1986
11922479238449598 ~1986
11922539238450798 ~1986
11922697715361838 ~1987
11922731238454638 ~1986
11922791238455838 ~1986
119232171669250399 ~1988
11923259238465198 ~1986
11923739238474798 ~1986
11924303238486078 ~1986
11924657150250678310 ~1991
11924999238499998 ~1986
11925029954002338 ~1988
119252032862048739 ~1989
11925299238505998 ~1986
Exponent Prime Factor Digits Year
11925311238506238 ~1986
11926199238523998 ~1986
11926283238525678 ~1986
119263631908218099 ~1988
11926451238529038 ~1986
11926757715605438 ~1987
11926763238535278 ~1986
11926897715613838 ~1987
119270592146870639 ~1989
11927099238541998 ~1986
11927171238543438 ~1986
11927291238545838 ~1986
11927483238549678 ~1986
11927533715651998 ~1987
119275511192755119 ~1988
11927711238554238 ~1986
11927857715671438 ~1987
11927933715675998 ~1987
11928017715681038 ~1987
119280797633970579 ~1990
119281131669935839 ~1988
11928173715690398 ~1987
11928227954258178 ~1988
11928359238567198 ~1986
11928401715704078 ~1987
1151
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25-11-17