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
8049229Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
25393063710891341.2old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-07-20_p95holder_22C024B885A085231790925753
Verified2020-01-11Luigi Morelli22C024B885A085231120239053
History
DateUserTypeResult
2024-02-25Stef42NF-PM1
B1=944000, B2=1792472220
2020-01-11Luigi MorelliC-PRP
M8049229/2539306371089 : 22C024B885A08523
PRP: Verified
PRP without proof (not generated)
2018-07-20_p95holder_C-PRP
M8049229/2539306371089 : 22C024B885A08523
PRP: Verified
PRP without proof (not generated)