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

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MnStatusDetails
142887917Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
146156202578044007441883225135131100.22024-10-04 03:29:01
P-1 factors
DateFactorB1B2
2024-10-04146156202578044007441883225135112500001545482070
History
DateUserTypeResult
2024-10-04Luke DurantF-PM1
Factor: 1461562025780440074418832251351 / (P-1, B1=1250000, B2=1545482070)
2024-01-241997rj7NF
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
2016-06-08tmorrowNF
no factor from 2^71 to 2^72
2016-05-24Mihai PredaNF
no factor from 2^70 to 2^71
2016-04-24Mihai PredaNF
no factor from 2^69 to 2^70
2016-04-15Mihai PredaNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-28Grant McCrackenNF
no factor from 2^66 to 2^67
2012-12-17RichardNF
no factor from 2^65 to 2^66
2010-12-21csabaNF
no factor from 2^64 to 2^65
2010-06-17Chris SmithNF
no factor from 2^63 to 2^64