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

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MnStatusDetails
972001963Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5005148677763410104312168.82016-11-06 17:13:32
History
DateUserTypeResult
2016-11-06ConductorF
Factor: 500514867776341010431 / TF: 68-69
2016-05-25NoPolarBearsHereNF
no factor from 2^67 to 2^68
2015-02-11Gordon SpenceNF
no factor from 2^66 to 2^67
2012-07-01lindedNF
no factor from 2^65 to 2^66
2010-12-29lindedNF
no factor from 2^64 to 2^65
2010-04-14lindedNF
no factor from 2^63 to 2^64