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
610007161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3209981075565552143512168.12016-11-06 09:38:52
History
DateUserTypeResult
2016-11-06NipalF
Factor: 320998107556555214351 / TF: 68-70
2013-05-29AxelssonNF
no factor from 2^65 to 2^68