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
78906647Factored
FactorDigitsBitsDate
74859986061397439834602012582.62016-07-10 19:05:50
P-1 factors
DateFactorB1B2
2016-07-10748599860613974398346020175000016875000
History
DateUserTypeResult
2016-07-10Judge HaleF-PM1
Factor: 7485998606139743983460201 / (P-1, B1=750000, B2=16875000, E=12)
2016-07-02Matthias WurtingerNF
no factor from 2^72 to 2^73
2016-02-12Judge HaleNF
no factor from 2^71 to 2^72
2013-06-03PascalBieriNF
no factor from 2^70 to 2^71
2013-03-20kevshawNF
no factor from 2^69 to 2^70
2013-03-15-Anonymous-NF
no factor from 2^68 to 2^69
2012-04-02E.LechnerNF
no factor from 2^67 to 2^68
2011-05-12Carsten KossendeyNF
no factor from 2^65 to 2^67
2011-01-13-Anonymous-NF
no factor from 2^64 to 2^65