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
801909791Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15712146163984776988632270.42020-02-09 20:54:57
History
DateUserTypeResult
2020-02-09ConductorF
Factor: 1571214616398477698863 / TF: 70-71
2016-07-19ramgeisNF
no factor from 2^69 to 2^70
2012-02-10James HeinrichNF
no factor from 2^64 to 2^69
2012-02-07sasaki3NF
no factor from 2^65 to 2^66
2012-02-07sasaki3NF
no factor from 2^64 to 2^65
2010-07-08Architects CubedNF
no factor from 2^63 to 2^64