Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
7990519Factored
FactorDigitsBitsDate
79905191826.3old
2577638511515291547.92008-09-08 03:43:39
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-07-02_p95holder_833DFB4F3A2FC113220239553
Verified2019-12-22marssystems833DFB4F3A2FC1132102090653
History
DateUserTypeResult
2024-02-15Stef42NF-PM1
B1=859000, B2=1345398600
2019-12-22marssystemsC-PRP
M7990519/79905191/257763851151529 : 833DFB4F3A2FC113
PRP: Verified
PRP without proof (not generated)
2018-07-02_p95holder_C-PRP
M7990519/79905191/257763851151529 : 833DFB4F3A2FC113
PRP: Verified
PRP without proof (not generated)
2008-09-08Will EdgingtonF
Factor: 257763851151529