Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
70637821Factored
FactorDigitsBitsDate
133519945992286972071927912683.52015-02-22 16:28:55
P-1 factors
DateFactorB1B2
2015-02-22133519945992286972071927916400000
History
DateUserTypeResult
2015-02-22TheJudgerF-PM1
Factor: 13351994599228697207192791 / (P-1, B1=640000)
2014-12-27Sebastian HornbostelNF
no factor from 2^73 to 2^74
2014-11-16NickOfTimeNF
no factor from 2^72 to 2^73
2013-04-07SRS TechnologyNF
no factor from 2^71 to 2^72
2013-04-07SRS TechnologyNF
no factor from 2^70 to 2^71
2013-04-07SRS TechnologyNF
no factor from 2^69 to 2^70
2010-03-08-Anonymous-NF
no factor from 2^68 to 2^69
2010-03-07oodairaNF
no factor from 2^67 to 2^68
2010-03-05BillNF
no factor from 2^66 to 2^67
2010-03-02BillNF
no factor from 2^65 to 2^66
2010-02-22{WC}PistolPeteNF
no factor from 2^64 to 2^65
2008-11-23Wojciech FlorekNF
no factor to 2^64