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

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MnStatusDetails
149767799Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
161754815419537337740829832683.72024-11-27 05:36:28
P-1 factors
DateFactorB1B2
2024-11-271617548154195373377408298372700030778000
History
DateUserTypeResult
2024-11-27Reboot ItF-PM1
Factor: 16175481541953733774082983 / (P-1, B1=727000, B2=30778000)
2024-08-04minikv116NF
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
2017-08-19Klaus NordmannNF
no factor from 2^72 to 2^73
2017-08-17Ilya AlexandrovNF
no factor from 2^71 to 2^72
2017-08-17Ilya AlexandrovNF
no factor from 2^70 to 2^71
2016-07-08La GüiraNF
no factor from 2^69 to 2^70
2016-07-08La GüiraNF
no factor from 2^68 to 2^69
2016-03-31DerekNF
no factor from 2^67 to 2^68
2015-03-17vapaddyNF
no factor from 2^66 to 2^67
2013-01-17RichardNF
no factor from 2^65 to 2^66
2011-01-11lindedNF
no factor from 2^64 to 2^65