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

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MnStatusDetails
119566553Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
47110104165436332790466572582.02023-01-06 08:35:01
P-1 factors
DateFactorB1B2
2023-01-06471101041654363327904665760000011250000
History
DateUserTypeResult
2023-01-06Sergey NosovF-PM1
Factor: 4711010416543633279046657 / (P-1, B1=600000, B2=11250000, E=12)
2021-04-06Bill StaffenNF
no factor from 2^73 to 2^77
2020-11-13SRBaseNF
no factor from 2^72 to 2^73
2015-05-28XebecerNF
no factor from 2^71 to 2^72
2015-05-28XebecerNF
no factor from 2^70 to 2^71
2015-05-28XebecerNF
no factor from 2^69 to 2^70
2015-04-25Mihai PredaNF
no factor from 2^68 to 2^69
2015-04-14Mihai PredaNF
no factor from 2^67 to 2^68
2014-12-31RichardNF
no factor from 2^66 to 2^67
2012-07-26subgeniusNF
no factor from 2^65 to 2^66
2010-10-19Jens BolmNF
no factor from 2^64 to 2^65
2010-05-16EPFNF
no factor from 2^63 to 2^64