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

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MnStatusDetails
143722853Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5488162550012614358173295832788.82024-10-06 23:16:57
P-1 factors
DateFactorB1B2
2024-10-0654881625500126143581732958312710001589279340
History
DateUserTypeResult
2024-10-06Luke DurantF-PM1
Factor: 548816255001261435817329583 / (P-1, B1=1271000, B2=1589279340)
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-27SRBaseNF
no factor from 2^74 to 2^75
2021-11-09SRBaseNF
no factor from 2^73 to 2^74
2020-11-27SRBaseNF
no factor from 2^72 to 2^73
2017-03-24Johan ViljoenNF
no factor from 2^71 to 2^72
2017-02-25Johan ViljoenNF
no factor from 2^70 to 2^71
2017-02-15JoDuNF
no factor from 2^69 to 2^70
2016-04-18DerekNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-27aurashiftNF
no factor from 2^66 to 2^67
2012-12-18RichardNF
no factor from 2^65 to 2^66
2010-12-21sasaki3NF
no factor from 2^64 to 2^65
2010-06-17Charles A. MorrisNF
no factor from 2^63 to 2^64