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
103781683Factored
FactorDigitsBitsDate
54848955661124530522231963687915531336118.72021-05-09 15:14:29
P-1 factors
DateFactorB1B2
2021-05-0954848955661124530522231963687915531365000022000000
History
DateUserTypeResult
2021-05-09KrieselF-PM1
Factor: 548489556611245305222319636879155313 / (P-1, B1=650000, B2=22000000)
2021-01-21DRobinsonPENF
no factor from 2^75 to 2^76
2021-01-19lobsterfordinnerNF
no factor from 2^74 to 2^75
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2017-12-13el groccoNF
no factor from 2^71 to 2^72
2015-02-01JustinNF
no factor from 2^70 to 2^71
2014-05-12Smok_bmv NF
no factor from 2^69 to 2^70
2014-05-12Smok_bmv NF
no factor from 2^68 to 2^69
2014-05-12Smok_bmv NF
no factor from 2^66 to 2^68
2012-05-01omiXorpNF
no factor from 2^65 to 2^66
2010-08-24Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-21RichardNF
no factor from 2^63 to 2^64