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
489970693Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12518059174208647369932270.12017-06-20 09:49:34
History
DateUserTypeResult
2025-03-30James HeinrichF
Factor: 1251805917420864736993 / TF: 70-71
2024-06-25Naegi MakotoNF
no factor from 2^69 to 2^70
2017-06-20Alex_soldierF
Factor: 1251805917420864736993 / TF: 70-71*
2016-06-13YxinityNF
no factor from 2^69 to 2^70
2015-12-19BloodIceNF
no factor from 2^66 to 2^69
2014-10-23tscNF
no factor from 2^65 to 2^66