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
977566943Composite: 5 known prime factors
Factored
FactorDigitsBitsDate
234616066331134.42008-06-11 00:41:35
2282845059998287931857.72015-07-07 11:45:33
8779105330839986711859.62015-12-01 12:45:48
42018297639112994171961.92015-12-23 17:38:20
44330453929470822071961.92015-12-23 17:38:20
History
DateUserTypeResult
2023-06-11LordJuliusNF
no factor from 2^75 to 2^76
2023-06-11LordJuliusNF
no factor from 2^74 to 2^75
2023-03-18mikrNF
no factor from 2^67 to 2^74
2022-08-14J.R. AllenNF
no factor from 2^62 to 2^66
2019-06-16Seth_TrNF
no factor from 2^66 to 2^67
2015-12-23ConductorF
Factor: 4201829763911299417 / TF: 1-62
2015-12-23ConductorF
Factor: 4433045392947082207 / TF: 1-62
2015-12-01TJAOIF
Factor: 877910533083998671 / TF: 59-60
2015-07-07TJAOIF
Factor: 228284505999828793 / TF: 57-58