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

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MnStatusDetails
619232213Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2206611004085443322172167.62016-09-28 06:12:23
History
DateUserTypeResult
2016-09-28NipalF
Factor: 220661100408544332217 / TF: 67-70
2014-03-10sasakiNF
no factor from 2^65 to 2^67
2012-01-15LingUaanNF
no factor from 2^64 to 2^65
2010-08-01Architects CubedNF
no factor from 2^63 to 2^64