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

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MnStatusDetails
95460227Factored
FactorDigitsBitsDate
189972586138844791405061064740562588137120.52019-09-01 12:30:16
P-1 factors
DateFactorB1B2
2019-09-01189972586138844791405061064740562588193500022673750
History
DateUserTypeResult
2019-09-01Ryan PropperF-PM1
Factor: 1899725861388447914050610647405625881 / (P-1, B1=935000, B2=22673750, E=6)
2019-04-05Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-12-12Andrew BNF
no factor from 2^71 to 2^72
2014-09-28Larry LogoryNF
no factor from 2^70 to 2^71
2014-05-19Smok_bmv NF
no factor from 2^69 to 2^70
2014-03-14DasDanielNF
no factor from 2^68 to 2^69
2014-02-17-Anonymous-NF
no factor from 2^67 to 2^68
2013-07-29g0bNF
no factor from 2^66 to 2^67
2013-07-24David CampeauNF
no factor from 2^65 to 2^66
2011-01-04Architects CubedNF
no factor from 2^64 to 2^65