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

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MnStatusDetails
126911381Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3206137509984689583861372478.12024-07-12 22:31:48
P-1 factors
DateFactorB1B2
2024-07-1232061375099846895838613711050001105000
History
DateUserTypeResult
2024-07-12Luke DurantF-PM1
Factor: 320613750998468958386137 / (P-1, B1=1105000)
2022-08-06TheJudgerNF
no factor from 2^76 to 2^77
2022-08-06TheJudgerNF
no factor from 2^75 to 2^76
2022-08-06TheJudgerNF
no factor from 2^74 to 2^75
2021-07-11SRBaseNF
no factor from 2^73 to 2^74
2020-11-14SRBaseNF
no factor from 2^72 to 2^73
2015-11-15TMarshallNF
no factor from 2^71 to 2^72
2015-11-07PascalBieriNF
no factor from 2^70 to 2^71
2015-10-25PascalBieriNF
no factor from 2^69 to 2^70
2015-09-08el groccoNF
no factor from 2^68 to 2^69
2015-08-20Judge HaleNF
no factor from 2^67 to 2^68
2015-01-04James HintzNF
no factor from 2^66 to 2^67
2012-09-20lindeeNF
no factor from 2^65 to 2^66
2010-11-04Charles A. MorrisNF
no factor from 2^64 to 2^65