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

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MnStatusDetails
144159877Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1312078712294585667001512476.82024-10-07 22:31:27
P-1 factors
DateFactorB1B2
2024-10-0713120787122945856670015112500001284900540
History
DateUserTypeResult
2024-10-07Luke DurantF-PM1
Factor: 131207871229458566700151 / (P-1, B1=1250000, B2=1284900540)
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-02-11SRBaseNF
no factor from 2^74 to 2^75
2021-11-10SRBaseNF
no factor from 2^73 to 2^74
2020-11-19SRBaseNF
no factor from 2^72 to 2^73
2017-08-07JMGarciaNF
no factor from 2^71 to 2^72
2016-03-25guruNF
no factor from 2^70 to 2^71
2016-03-25guruNF
no factor from 2^69 to 2^70
2016-03-25guruNF
no factor from 2^68 to 2^69
2016-03-25guruNF
no factor from 2^67 to 2^68
2015-02-28nikoszNF
no factor from 2^66 to 2^67
2012-12-18KayJongsmaNF
no factor from 2^65 to 2^66
2010-12-23-Anonymous-NF
no factor from 2^64 to 2^65
2010-06-18Mr-PlonkNF
no factor from 2^63 to 2^64