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
628009201Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8929793174325736809192169.62018-06-24 20:16:07
History
DateUserTypeResult
2025-03-18James HeinrichF
Factor: 892979317432573680919 / TF: 69-70
2018-06-24Alex_soldierF
Factor: 892979317432573680919 / TF: 69-70*
2017-03-29sasakiNF
no factor from 2^68 to 2^69
2016-12-04ConductorNF
no factor from 2^67 to 2^68
2014-05-11sasakiNF
no factor from 2^65 to 2^67