Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
897020353Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
18918926481491386086892270.72016-10-27 20:04:08
History
DateUserTypeResult
2016-10-27ConductorF
Factor: 1891892648149138608689 / TF: 70-71
2016-07-19ramgeisNF
no factor from 2^69 to 2^70
2013-05-15Le ComteNF
no factor from 2^68 to 2^69
2013-04-12Le ComteNF
no factor from 2^67 to 2^68
2013-03-29Le ComteNF
no factor from 2^66 to 2^67
2013-03-24Le ComteNF
no factor from 2^65 to 2^66
2010-10-26Architects CubedNF
no factor from 2^64 to 2^65
2010-04-18Architects CubedNF
no factor from 2^63 to 2^64