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

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MnStatusDetails
144611921Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1399831968469770461059992476.92024-10-11 18:04:52
P-1 factors
DateFactorB1B2
2024-10-1113998319684697704610599988500089369910
History
DateUserTypeResult
2024-10-11Ryan PropperF-PM1
Factor: 139983196846977046105999 / (P-1, B1=885000, B2=89369910)
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-27SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-05-18SRS TechnologyNF
no factor from 2^71 to 2^72
2016-05-18SRS TechnologyNF
no factor from 2^70 to 2^71
2016-05-14DerekNF
no factor from 2^69 to 2^70
2016-04-22DerekNF
no factor from 2^68 to 2^69
2016-03-20LuminescenceNF
no factor from 2^67 to 2^68
2015-03-02tscNF
no factor from 2^66 to 2^67
2012-12-20Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-27RichardNF
no factor from 2^64 to 2^65
2010-06-18sasaki3NF
no factor from 2^63 to 2^64