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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
30787583615751678 ~1989
307884971847309839 ~1991
30789659615793198 ~1989
30789971615799438 ~1989
307901811847410879 ~1991
307902731847416399 ~1991
30790559615811198 ~1989
307905675542302079 ~1992
30790943615818878 ~1989
307913995542451839 ~1992
30791459615829198 ~1989
307918192463345539 ~1991
30792059615841198 ~1989
30792683615853678 ~1989
307935193079351919 ~1991
30793739615874798 ~1989
30794591615891838 ~1989
30794903615898078 ~1989
30795119615902398 ~1989
30795683615913678 ~1989
30795731615914638 ~1989
30795983615919678 ~1989
307962172463697379 ~1991
30796439615928798 ~1989
30796943615938878 ~1989
Exponent Prime Factor Digits Year
30797099615941998 ~1989
30797111615942238 ~1989
30797219615944398 ~1989
30797411615948238 ~1989
307981971847891839 ~1991
30798419615968398 ~1989
30798731615974638 ~1989
307987874927805939 ~1992
30799451615989038 ~1989
307998195543967439 ~1992
308004797392114979 ~1992
30800531616010638 ~1989
30801143616022878 ~1989
308012931848077599 ~1991
30802043616040878 ~1989
30802091616041838 ~1989
30804071616081438 ~1989
308042531848255199 ~1991
30804283104734562310 ~1992
30804311616086238 ~1989
308045771848274639 ~1991
308045934312643039 ~1992
308048531848291199 ~1991
308052771848316639 ~1991
30805679616113598 ~1989
Exponent Prime Factor Digits Year
30805919616118398 ~1989
30806411616128238 ~1989
30806519616130398 ~1989
30806843616136878 ~1989
308069331848415999 ~1991
308072536777595679 ~1992
30807299616145998 ~1989
30807611616152238 ~1989
30807743616154878 ~1989
30808163616163278 ~1989
30808331616166638 ~1989
30808439616168798 ~1989
30808619616172398 ~1989
30808763616175278 ~1989
30809171616183438 ~1989
30809699616193998 ~1989
30809843616196878 ~1989
308113219243396319 ~1992
30812399616247998 ~1989
30812591616251838 ~1989
30813071616261438 ~1989
30813131616262638 ~1989
30813719616274398 ~1989
30814499616289998 ~1989
30814643616292878 ~1989
Exponent Prime Factor Digits Year
308147536779245679 ~1992
30815819616316398 ~1989
30816959616339198 ~1989
30817103616342078 ~1989
30817151616343038 ~1989
30817463616349278 ~1989
30818159616363198 ~1989
30818303616366078 ~1989
30818363616367278 ~1989
308183694314571679 ~1992
30818783616375678 ~1989
30819059616381198 ~1989
308191371849148239 ~1991
30819479616389598 ~1989
30819671616393438 ~1989
30820259616405198 ~1989
30821291616425838 ~1989
308214292465714339 ~1991
30821783616435678 ~1989
30821963616439278 ~1989
30822359616447198 ~1989
30822923616458478 ~1989
30823043616460878 ~1989
30823223616464478 ~1989
30823343616466878 ~1989
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25-04-13