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

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MnStatusDetails
212209889Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4815193265612017446012168.72016-12-11 14:26:04
History
DateUserTypeResult
2016-12-11ConductorF
Factor: 481519326561201744601 / TF: 68-69
2016-08-20XZTNF
no factor from 2^67 to 2^68
2015-10-15giabelNF
no factor from 2^66 to 2^67
2013-08-16tscNF
no factor from 2^65 to 2^66
2011-05-21impsNF
no factor from 2^64 to 2^65