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

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MnStatusDetails
115741261Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
17276314370380711002930712580.52022-06-25 23:37:16
P-1 factors
DateFactorB1B2
2022-06-25172763143703807110029307157500010493750
History
DateUserTypeResult
2022-06-25Smok_bmv F-PM1
Factor: 1727631437038071100293071 / (P-1, B1=575000, B2=10493750)
2022-04-19TheJudgerNF
no factor from 2^76 to 2^77
2021-06-06TheJudgerNF
no factor from 2^75 to 2^76
2020-12-16hktNF
no factor from 2^74 to 2^75
2020-12-16One ManNF
no factor from 2^73 to 2^74
2020-04-26SRBaseNF
no factor from 2^72 to 2^73
2015-04-02NoWhereManNF
no factor from 2^71 to 2^72
2015-03-16Smok_bmv NF
no factor from 2^70 to 2^71
2015-03-10Smok_bmv NF
no factor from 2^69 to 2^70
2015-03-04SMoffatNF
no factor from 2^68 to 2^69
2015-03-01SMoffatNF
no factor from 2^67 to 2^68
2014-11-29tscNF
no factor from 2^66 to 2^67
2012-08-22carlos56NF
no factor from 2^65 to 2^66
2010-10-06Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-13RichardNF
no factor from 2^63 to 2^64