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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MnDetails
8294213
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
2258016547131237.7old
148734481664171443.82008-09-08 04:29:37
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-09-30rucio2C1F4CFBCFEBFAA52268819653
Verified
PRP without proof (not generated)
2020-05-08Luigi Morelli2C1F4CFBCFEBFAA52447478353
History
DateUserTypeResult
2024-04-07Stef42NF-PM1B1=976000, B2=2281600230
2020-05-08Luigi MorelliC-PRPM8294213/225801654713/14873448166417 : 2C1F4CFBCFEBFAA5
2018-09-30rucioC-PRPM8294213/225801654713/14873448166417 : 2C1F4CFBCFEBFAA5
2008-09-08Will EdgingtonFFactor: 14873448166417