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
801807947Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13888997741635706217672270.22020-02-06 20:09:02
History
DateUserTypeResult
2020-02-06ConductorF
Factor: 1388899774163570621767 / TF: 70-71
2012-08-02James HeinrichNF
no factor from 2^69 to 2^70
2012-04-26James HeinrichNF
no factor from 2^68 to 2^69
2011-09-11James HeinrichNF
no factor from 2^64 to 2^68
2010-07-07Architects CubedNF
no factor from 2^63 to 2^64