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
75565537Factored
FactorDigitsBitsDate
14889345928880985194273014814625733106.92016-03-25 19:20:11
P-1 factors
DateFactorB1B2
2016-03-251488934592888098519427301481462576250000
History
DateUserTypeResult
2016-03-25Jwb52zF-PM1
Factor: 148893459288809851942730148146257 / (P-1, B1=625000)
2016-03-241997rj7NF
no factor from 2^74 to 2^75
2016-03-241997rj7NF
no factor from 2^73 to 2^74
2016-02-13Judge HaleNF
no factor from 2^72 to 2^73
2015-09-06Judge HaleNF
no factor from 2^71 to 2^72
2013-11-04Mark FilipskiNF
no factor from 2^70 to 2^71
2013-05-20PascalBieriNF
no factor from 2^69 to 2^70
2010-11-27arnaudNF
no factor from 2^68 to 2^69
2010-11-21arnaudNF
no factor from 2^67 to 2^68
2010-08-09Net_ForceNF
no factor from 2^66 to 2^67
2010-07-29Ton van der WoudenNF
no factor from 2^65 to 2^66