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
606000299Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21716116790485683723132270.92016-12-19 10:58:07
History
DateUserTypeResult
2016-12-19ConductorF
Factor: 2171611679048568372313 / TF: 70-71
2016-08-29sasakiNF
no factor from 2^67 to 2^70
2012-11-29AxelssonNF
no factor from 2^65 to 2^67