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
619026809Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
7464516112866297228892169.32016-09-28 18:54:22
11286631712603129629992269.92016-09-28 18:54:23
History
DateUserTypeResult
2016-09-28NipalF
Factor: 1128663171260312962999 / TF: 67-70
2016-09-28NipalF
Factor: 746451611286629722889 / TF: 67-70
2014-03-13sasakiNF
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