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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.
Exp. Prime Factor Digits Year
7084043141680878 ~1985
7084403141688078 ~1985
7084531708453118 ~1986
7084541425072478 ~1986
7084547566763778 ~1986
7084559141691198 ~1985
7085237425114238 ~1986
7085399141707998 ~1985
7085531141710638 ~1985
7085581425134878 ~1986
7085843141716878 ~1985
7086239141724798 ~1985
7086341566907298 ~1986
7086479141729598 ~1985
7086587566926978 ~1986
7086593425195598 ~1986
7087043141740878 ~1985
7087097992193598 ~1987
7087109566968738 ~1986
7087229566978338 ~1986
7087439141748798 ~1985
7087583141751678 ~1985
7087603708760318 ~1986
7087799141755998 ~1985
70879991275839839 ~1987
Exp. Prime Factor Digits Year
7088047708804718 ~1986
7088183141763678 ~1985
7088353425301198 ~1986
7088561567084898 ~1986
7088659708865918 ~1986
7088891141777838 ~1985
7089463708946318 ~1986
7089619708961918 ~1986
70897811134364979 ~1987
7089893425393598 ~1986
7090063709006318 ~1986
7090067567205378 ~1986
7090093425405598 ~1986
7090151141803038 ~1985
7090151567212098
7090231709023118 ~1986
7090331567226498 ~1986
70904271701702499 ~1987
7090511141810238 ~1985
7090859141817198 ~1985
7090981425458878 ~1986
7091041425462478 ~1986
7091129567290338 ~1986
7091411141828238 ~1985
7091473425488398 ~1986
Exp. Prime Factor Digits Year
7091723141834478 ~1985
7091939141838798 ~1985
7091999141839998 ~1985
7092131567370498 ~1986
7092191141843838 ~1985
7092311141846238 ~1985
7092479141849598 ~1985
7092511709251118 ~1986
7092773425566398 ~1986
7092779141855598 ~1985
7092983141859678 ~1985
7093003709300318 ~1986
7093643141872878 ~1985
7093739141874798 ~1985
70939793546989519 ~1988
7094063141881278 ~1985
7094159567532738 ~1986
7094231141884638 ~1985
7094489567559138 ~1986
7094519141890398 ~1985
7094897425693838 ~1986
7095007709500718 ~1986
70950071277101279
7095059141901198 ~1985
70952411135238579 ~1987
Exp. Prime Factor Digits Year
7095299567623938 ~1986
7095479141909598 ~1985
7095611567648898 ~1986
7095899141917998 ~1985
7095917425755038 ~1986
7096169567693538 ~1986
7096261425775678 ~1986
7096307567704578 ~1986
7096357425781438 ~1986
70964213973995779 ~1988
7096643141932878 ~1985
7096751567740098 ~1986
7096787567742978 ~1986
7096889567751138 ~1986
7096951709695118 ~1986
7096981425818878 ~1986
7097459567796738 ~1986
7097591141951838 ~1985
7097591567807298
70979213974835779 ~1988
7097939141958798 ~1985
7098193425891598 ~1986
7098307709830718 ~1986
7098323141966478 ~1985
70984631703631139 ~1987
870
GIMPS The Prime Pages FactorDb.com
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26-03-15