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
104658727Factored
FactorDigitsBitsDate
12463910114059797485605702572890.02021-07-02 21:52:14
P-1 factors
DateFactorB1B2
2021-07-021246391011405979748560570257762000762000
History
DateUserTypeResult
2021-07-02Simon JosefssonF-PM1
Factor: 1246391011405979748560570257 / (P-1, B1=762000)
2021-03-241997rj7NF
no factor from 2^75 to 2^76
2021-03-20lobsterfordinnerNF
no factor from 2^74 to 2^75
2020-04-01SRBaseNF
no factor from 2^73 to 2^74
2020-03-04tscNF
no factor from 2^72 to 2^73
2015-01-10Quantum SingularityNF
no factor from 2^71 to 2^72
2014-10-14arnaudNF
no factor from 2^70 to 2^71
2014-10-12La GüiraNF
no factor from 2^69 to 2^70
2014-05-26g0bNF
no factor from 2^68 to 2^69
2013-09-02Cow_tippingNF
no factor from 2^67 to 2^68
2013-09-02Cow_tippingNF
no factor from 2^66 to 2^67
2012-05-06GIMP PhilippinesNF
no factor from 2^65 to 2^66
2010-09-02RichardNF
no factor from 2^64 to 2^65
2010-04-24RichardNF
no factor from 2^63 to 2^64