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
977062871Composite: 5 known prime factors
Factored
FactorDigitsBitsDate
4689901780811238.82008-05-27 23:47:27
344134987551304971754.92014-12-25 12:32:44
636235202184515211755.82015-02-17 12:11:48
22060953523138657671960.92015-12-22 20:51:05
23126897771222755991961.02015-12-22 20:51:05
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
2015-12-22ConductorF
Factor: 2312689777122275599 / TF: 1-62
2015-12-22ConductorF
Factor: 2206095352313865767 / TF: 1-62
2015-02-17TJAOIF
Factor: 63623520218451521 / TF: 55-56
2014-12-25TJAOIF
Factor: 34413498755130497 / TF: 54-55