Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
143143919Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
53849509093479461003985292582.22024-10-05 00:24:43
P-1 factors
DateFactorB1B2
2024-10-05538495090934794610039852912390001401568740
History
DateUserTypeResult
2024-10-05Luke DurantF-PM1
Factor: 5384950909347946100398529 / (P-1, B1=1239000, B2=1401568740)
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-25SRBaseNF
no factor from 2^74 to 2^75
2021-11-08SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-05-24Mihai PredaNF
no factor from 2^71 to 2^72
2016-04-21XebecerNF
no factor from 2^70 to 2^71
2016-04-14bayanneNF
no factor from 2^69 to 2^70
2016-04-12baseyNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-25Thomas StorkNF
no factor from 2^66 to 2^67
2012-12-13AKAxAutoNF
no factor from 2^65 to 2^66
2010-12-21RichardNF
no factor from 2^64 to 2^65
2010-06-17Charles A. MorrisNF
no factor from 2^63 to 2^64