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
777983251Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13082765358798765602412270.12019-10-26 20:07:58
History
DateUserTypeResult
2019-10-26Alex_soldierF
Factor: 1308276535879876560241 / TF: 70-71
2016-02-15monstNF
no factor from 2^66 to 2^70
2013-05-21america64NF
no factor from 2^65 to 2^66
2011-07-31monstNF
no factor from 2^64 to 2^65
2010-04-10Architects CubedNF
no factor from 2^63 to 2^64