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

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MnStatusDetails
101673469Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21648330581562511749203292580.82020-12-31 19:47:23
P-1 factors
DateFactorB1B2
2020-12-31216483305815625117492032984500017111250
History
DateUserTypeResult
2020-12-31Smok_bmv F-PM1
Factor: 2164833058156251174920329 / (P-1, B1=845000, B2=17111250, E=6)
2020-10-10TheJudgerNF
no factor from 2^75 to 2^76
2020-10-10TheJudgerNF
no factor from 2^74 to 2^75
2020-03-03Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-03-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2020-02-23ViliamFNF
no factor from 2^73 to 2^74
2020-02-23ViliamFNF
no factor from 2^72 to 2^73
2017-10-07el groccoNF
no factor from 2^71 to 2^72
2014-08-10SMoffatNF
no factor from 2^70 to 2^71
2014-07-09SMoffatNF
no factor from 2^69 to 2^70
2014-04-01NickOfTimeNF
no factor from 2^68 to 2^69
2014-03-28g0bNF
no factor from 2^67 to 2^68
2013-08-18america64NF
no factor from 2^66 to 2^67
2012-05-19RMAC9.5NF
no factor from 2^65 to 2^66
2010-08-14Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-03-291997rj7NF
no factor from 2^63 to 2^64