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
28037017Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
672888409929.3old
1634671409433089591857.22008-03-11 05:23:28
History
DateUserTypeResult
2024-04-05masserNF
no factor from 2^67 to 2^69