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

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MnStatusDetails
115783163Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
53656157391893292214139732172892.12022-06-22 06:51:24
P-1 factors
DateFactorB1B2
2022-06-22536561573918932922141397321751600013532000
History
DateUserTypeResult
2022-06-22arnaudF-PM1
Factor: 5365615739189329221413973217 / (P-1, B1=516000, B2=13532000, E=6)
2022-04-19404_factor_not_foundNF
no factor from 2^76 to 2^77
2021-06-06TheJudgerNF
no factor from 2^75 to 2^76
2020-12-21hktNF
no factor from 2^74 to 2^75
2020-12-19LOBESNF
no factor from 2^73 to 2^74
2020-04-25SRBaseNF
no factor from 2^72 to 2^73
2015-03-14endless_mikeNF
no factor from 2^71 to 2^72
2015-03-14endless_mikeNF
no factor from 2^70 to 2^71
2015-03-14endless_mikeNF
no factor from 2^69 to 2^70
2015-03-14endless_mikeNF
no factor from 2^68 to 2^69
2015-03-11bunddogNF
no factor from 2^67 to 2^68
2014-12-08RichardNF
no factor from 2^66 to 2^67
2012-06-26RichardNF
no factor from 2^65 to 2^66
2010-10-07Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-09wmjmoellerNF
no factor from 2^63 to 2^64