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
801564223Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21821071265779319505772270.92020-01-29 18:49:50
History
DateUserTypeResult
2020-01-29ConductorF
Factor: 2182107126577931950577 / TF: 70-71
2012-06-09James HeinrichNF
no factor from 2^69 to 2^70
2012-02-10James HeinrichNF
no factor from 2^64 to 2^69
2012-01-24c10ck3rNF
no factor from 2^64 to 2^65