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
28820503Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
461128049928.8old
14294969488011340.42008-09-09 00:36:48
History
DateUserTypeResult
2024-06-09masserNF
no factor from 2^68 to 2^69
2008-09-09Will EdgingtonF
Factor: 1429496948801