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
619272607Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1636147876286583583372167.12016-09-30 05:54:08
History
DateUserTypeResult
2016-09-30NipalF
Factor: 163614787628658358337 / TF: 67-70
2014-03-11sasakiNF
no factor from 2^65 to 2^67
2012-01-15LingUaanNF
no factor from 2^64 to 2^65
2010-07-31Architects CubedNF
no factor from 2^63 to 2^64