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
8054551Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
29038428356231341.4old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-07-21_p95holder_21A5E4FDBCD3C0E71664465553
Verified2020-01-15Luigi Morelli21A5E4FDBCD3C0E71167352553
History
DateUserTypeResult
2024-02-25Stef42NF-PM1
B1=937000, B2=1792472220
2020-01-15Luigi MorelliC-PRP
M8054551/2903842835623 : 21A5E4FDBCD3C0E7
PRP: Verified
PRP without proof (not generated)
2018-07-21_p95holder_C-PRP
M8054551/2903842835623 : 21A5E4FDBCD3C0E7
PRP: Verified
PRP without proof (not generated)