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
627036791Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1738031348882936400972167.22016-10-10 06:08:50
History
DateUserTypeResult
2016-10-10NipalF
Factor: 173803134888293640097 / TF: 67-70
2014-04-17sasakiNF
no factor from 2^66 to 2^67
2014-04-17sasakiNF
no factor from 2^65 to 2^66