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

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MnStatusDetails
131912281Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
573212094921385852454872375.62023-07-21 00:25:22
History
DateUserTypeResult
2023-07-21MirraF
Factor: 57321209492138585245487 / TF: 75-76
2023-01-01SRBaseNF
no factor from 2^74 to 2^75
2021-07-25SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2016-01-08Smok_bmv NF
no factor from 2^71 to 2^72
2016-01-04SMoffatNF
no factor from 2^70 to 2^71
2013-01-26VictordeHollanderNF
no factor from 2^69 to 2^70
2012-09-30VictordeHollanderNF
no factor from 2^68 to 2^69
2012-09-30VictordeHollanderNF
no factor from 2^65 to 2^68
2010-11-16Thomas StorkNF
no factor from 2^64 to 2^65
2010-06-03Cedric VonckNF
no factor from 2^63 to 2^64