Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
75687851Factored
FactorDigitsBitsDate
770561592867458408407425132686.02016-04-20 22:47:09
P-1 factors
DateFactorB1B2
2016-04-207705615928674584084074251365500013100000
History
DateUserTypeResult
2016-04-20David HruskaF-PM1
Factor: 77056159286745840840742513 / (P-1, B1=655000, B2=13100000, E=12)
2016-04-07endless_mikeNF
no factor from 2^74 to 2^75
2016-04-051997rj7NF
no factor from 2^73 to 2^74
2016-02-17Judge HaleNF
no factor from 2^72 to 2^73
2013-12-30SMoffatNF
no factor from 2^71 to 2^72
2013-07-10Fabrice BelletNF
no factor from 2^70 to 2^71
2010-09-03Per JessenNF
no factor from 2^69 to 2^70
2010-08-31tmorrowNF
no factor from 2^68 to 2^69
2010-08-20Helmut ZulusNF
no factor from 2^67 to 2^68
2010-08-14Geir S. EidissenNF
no factor from 2^66 to 2^67
2010-08-09TeraTismNF
no factor from 2^65 to 2^66
2009-05-04bayanneNF
no factor from 2^64 to 2^65
2009-05-04bayanneNF
no factor from 2^63 to 2^64