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
104263763Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
627667853271135.92007-09-19 03:51:41
5257770984732556331858.92015-10-08 11:05:24
History
DateUserTypeResult
2015-10-08TJAOIF
Factor: 525777098473255633 / TF: 58-59