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
103479667Factored
FactorDigitsBitsDate
87425414675992053209222032928879900936119.42021-04-10 16:49:42
P-1 factors
DateFactorB1B2
2021-04-1087425414675992053209222032928879900986500017948750
History
DateUserTypeResult
2021-04-10Ben DeloF-PM1
Factor: 874254146759920532092220329288799009 / (P-1, B1=865000, B2=17948750, E=12)
2020-12-23TheJudgerNF
no factor from 2^75 to 2^76
2020-12-23TheJudgerNF
no factor from 2^74 to 2^75
2019-10-18Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-10-18Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-01-09shaugeNF
no factor from 2^71 to 2^72
2013-09-17SMoffatNF
no factor from 2^70 to 2^71
2013-09-15SMoffatNF
no factor from 2^69 to 2^70
2013-09-12SMoffatNF
no factor from 2^68 to 2^69
2013-09-09SMoffatNF
no factor from 2^67 to 2^68
2013-09-07processinfoNF
no factor from 2^66 to 2^67
2012-04-29tscNF
no factor from 2^65 to 2^66
2010-08-23Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-19monstNF
no factor from 2^63 to 2^64