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
610981289Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
10213356624387318271992269.82016-11-20 07:32:44
History
DateUserTypeResult
2016-11-20NipalF
Factor: 1021335662438731827199 / TF: 67-70
2014-02-01sasakiNF
no factor from 2^65 to 2^67