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
801525161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
14033979251872412294232270.22020-01-28 18:24:29
History
DateUserTypeResult
2020-01-28ConductorF
Factor: 1403397925187241229423 / TF: 70-71
2012-06-09James HeinrichNF
no factor from 2^69 to 2^70
2012-04-12James HeinrichNF
no factor from 2^65 to 2^69
2012-01-22c10ck3rNF
no factor from 2^64 to 2^65
2010-07-07Architects CubedNF
no factor from 2^63 to 2^64