Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
51491533Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
224439643525417263309532374.22009-12-29 05:12:27
History
DateUserTypeResult
2022-04-05LordJuliusNF
no factor from 2^60 to 2^63
2009-12-29belezbarF-PM1
Factor: 22443964352541726330953
2009-04-18David BarleyNF
no factor from 2^67 to 2^68
2009-02-01Sturle SundeNF
no factor from 2^66 to 2^67
2009-02-01Sturle SundeNF
no factor from 2^65 to 2^66
2009-01-31Sturle SundeNF
no factor from 2^64 to 2^65
2009-01-31arnaudNF
no factor from 2^63 to 2^64