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

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MnStatusDetails
333015833Factored
FactorDigitsBitsDate
103950801197534884988400941246059334109.72021-02-18 16:50:19
P-1 factors
DateFactorB1B2
2021-02-181039508011975348849884009412460593252100094665000
History
DateUserTypeResult
2021-02-18Simon JosefssonF-PM1
Factor: 1039508011975348849884009412460593 / (P-1, B1=2521000, B2=94665000, E=12)
2020-05-19KrieselNF
no factor from 2^77 to 2^78
2020-05-19KrieselNF
no factor from 2^76 to 2^77
2013-11-13shengNF
no factor from 2^75 to 2^76
2013-09-27Preben SNF
no factor from 2^74 to 2^75
2013-09-21Preben SNF
no factor from 2^73 to 2^74
2013-09-19Preben SNF
no factor from 2^72 to 2^73
2013-01-14LaurVNF
no factor from 2^71 to 2^72
2011-12-10laleraNF
no factor from 2^70 to 2^71
2011-12-10laleraNF
no factor from 2^69 to 2^70
2011-12-10laleraNF
no factor from 2^68 to 2^69
2011-11-29laleraNF
no factor from 2^67 to 2^68
2011-11-29laleraNF
no factor from 2^66 to 2^67
2010-11-02Architects CubedNF
no factor from 2^65 to 2^66
2010-09-08Architects CubedNF
no factor from 2^64 to 2^65