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

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MnStatusDetails
102293333Factored
FactorDigitsBitsDate
219427536828324489868688559112994.12021-01-22 07:23:47
P-1 factors
DateFactorB1B2
2021-01-222194275368283244898686885591175000025000000
History
DateUserTypeResult
2021-01-22ky0urakuF-PM1
Factor: 21942753682832448986868855911 / (P-1, B1=750000, B2=25000000)
2020-10-27tServoNF
no factor from 2^75 to 2^76
2020-10-27tServoNF
no factor from 2^74 to 2^75
2020-03-30SRBaseNF
no factor from 2^73 to 2^74
2020-02-28el groccoNF
no factor from 2^72 to 2^73
2017-10-21el groccoNF
no factor from 2^71 to 2^72
2014-04-14PascalBieriNF
no factor from 2^70 to 2^71
2014-04-09SMoffatNF
no factor from 2^69 to 2^70
2013-09-14roemer2201NF
no factor from 2^68 to 2^69
2013-09-08Cow_tippingNF
no factor from 2^67 to 2^68
2013-09-07processinfoNF
no factor from 2^66 to 2^67
2012-04-21tscNF
no factor from 2^65 to 2^66
2010-08-18OS1NF
no factor from 2^64 to 2^65
2010-04-181997rj7NF
no factor from 2^63 to 2^64