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
63291077Factored
FactorDigitsBitsDate
177830166027578272090352412683.92013-06-10 00:14:24
P-1 factors
DateFactorB1B2
2013-06-101778301660275782720903524155500010128750
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-06-10Jwb52zF-PM1
Factor: 17783016602757827209035241
2013-05-06MikeBerlinNF
no factor from 2^73 to 2^74
2013-04-27marssystemsNF
no factor from 2^72 to 2^73
2013-04-27marssystemsNF
no factor from 2^71 to 2^72
2012-05-31ITSNF
no factor from 2^70 to 2^71
2011-12-22GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-01-12duklaNF
no factor from 2^68 to 2^69
2010-01-08-Anonymous-NF
no factor from 2^67 to 2^68
2009-11-07-Anonymous-NF
no factor from 2^66 to 2^67
2009-11-07jastaNF
no factor from 2^65 to 2^66
2009-09-02Chris VernieriNF
no factor from 2^64 to 2^65
2009-02-16Wojciech FlorekNF
no factor from 2^63 to 2^64