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

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MnStatusDetails
150865381Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
10189914941646769119336172579.82024-11-28 01:53:47
P-1 factors
DateFactorB1B2
2024-11-28101899149416467691193361789400086810220
History
DateUserTypeResult
2024-11-28Ryan PropperF-PM1
Factor: 1018991494164676911933617 / (P-1, B1=894000, B2=86810220)
2024-10-30hktNF
no factor from 2^76 to 2^77
2024-01-02La GüiraNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2017-04-26megavinkNF
no factor from 2^72 to 2^73
2016-11-05NoWhereManNF
no factor from 2^71 to 2^72
2016-11-02NoWhereManNF
no factor from 2^70 to 2^71
2016-10-31Josh FamestadNF
no factor from 2^69 to 2^70
2016-10-30Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-16Maurizio FD - ItalyNF
no factor from 2^67 to 2^68
2015-03-22ANONYMOUSNF
no factor from 2^66 to 2^67
2013-01-16tscNF
no factor from 2^65 to 2^66
2011-01-13Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-22OS1NF
no factor from 2^63 to 2^64