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
27928643Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
55857287825.7old
History
DateUserTypeResult
2024-10-08masserNF
no factor from 2^68 to 2^69