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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
30806519616130398 ~1990
30806843616136878 ~1990
308069331848415999 ~1991
308072536777595679 ~1992
30807299616145998 ~1990
30807611616152238 ~1990
30807743616154878 ~1990
30808163616163278 ~1990
30808331616166638 ~1990
30808439616168798 ~1990
30808619616172398 ~1990
30808763616175278 ~1990
30809171616183438 ~1990
30809699616193998 ~1990
30809843616196878 ~1990
308113219243396319 ~1992
30812399616247998 ~1990
30812591616251838 ~1990
30813071616261438 ~1990
30813131616262638 ~1990
30813719616274398 ~1990
30814499616289998 ~1990
30814643616292878 ~1990
308147536779245679 ~1992
30815819616316398 ~1990
Exponent Prime Factor Digits Year
30816959616339198 ~1990
30817103616342078 ~1990
30817151616343038 ~1990
30817463616349278 ~1990
30818159616363198 ~1990
30818303616366078 ~1990
30818363616367278 ~1990
308183694314571679 ~1992
30818783616375678 ~1990
30819059616381198 ~1990
308191371849148239 ~1991
30819479616389598 ~1990
30819671616393438 ~1990
30820259616405198 ~1990
30821291616425838 ~1990
308214292465714339 ~1991
30821783616435678 ~1990
30821963616439278 ~1990
30822359616447198 ~1990
30822923616458478 ~1990
30823043616460878 ~1990
30823223616464478 ~1990
30823343616466878 ~1990
30824231616484638 ~1990
30824351616487038 ~1990
Exponent Prime Factor Digits Year
30824471616489438 ~1990
308247411849484479 ~1991
30824939616498798 ~1990
30825187123300748110 ~1993
308255771849534639 ~1991
308256477398155299 ~1992
30825719616514398 ~1990
30825779616515598 ~1990
30826223616524478 ~1990
30826751616535038 ~1990
30826931616538638 ~1990
308273171849639039 ~1991
30827339616546798 ~1990
30827399616547998 ~1990
30827759616555198 ~1990
30827963616559278 ~1990
30827999616559998 ~1990
30828419616568398 ~1990
30828779616575598 ~1990
30828971616579438 ~1990
30829079616581598 ~1990
30829163616583278 ~1990
30829439616588798 ~1990
308300812466406499 ~1991
30830279616605598 ~1990
Exponent Prime Factor Digits Year
30830963616619278 ~1990
308313774316392799 ~1992
308316734933067699 ~1992
30831791616635838 ~1990
30832019616640398 ~1990
30832583616651678 ~1990
30832643616652878 ~1990
30832859616657198 ~1990
30832871616657438 ~1990
30832979616659598 ~1990
30833039616660798 ~1990
30833051616661038 ~1990
30833591616671838 ~1990
30833723616674478 ~1990
308342811850056879 ~1991
30834299616685998 ~1990
30834709166507428710 ~1993
308348931850093599 ~1991
30834899616697998 ~1990
30835643616712878 ~1990
30836219616724398 ~1990
308362574933801139 ~1992
30837659616753198 ~1990
30838079616761598 ~1990
30838091616761838 ~1990
1852
GIMPS The Prime Pages FactorDb.com
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26-03-29