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

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MnStatusDetails
91200271Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
306981580608517266502249124803331101.32019-04-17 09:59:36
P-1 factors
DateFactorB1B2
2019-04-1730698158060851726650224912480337000000
History
DateUserTypeResult
2019-04-17ky0urakuF-PM1
Factor: 3069815806085172665022491248033 / (P-1, B1=700000)
2019-02-281997rj7NF
no factor from 2^76 to 2^77
2018-12-26Kevin JagetNF
no factor from 2^75 to 2^76
2018-12-26Kevin JagetNF
no factor from 2^74 to 2^75
2018-02-17RichD0NF
no factor from 2^73 to 2^74
2018-02-10RichD0NF
no factor from 2^72 to 2^73
2017-02-25monstNF
no factor from 2^71 to 2^72
2014-09-05shaugeNF
no factor from 2^70 to 2^71
2014-05-14SMoffatNF
no factor from 2^69 to 2^70
2014-05-12SMoffatNF
no factor from 2^68 to 2^69
2013-08-29Norman LeyNF
no factor from 2^67 to 2^68
2012-04-01c10ck3rNF
no factor from 2^66 to 2^67
2012-04-01c10ck3rNF
no factor from 2^65 to 2^66
2010-12-27Architects CubedNF
no factor from 2^64 to 2^65