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
15754847Factored
FactorDigitsBitsDate
35539153668731341.7old
1285056069238731546.92008-09-08 11:39:12
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2023-10-04xyuzyz71265B3D62AF42262589119753
History
DateUserTypeResult
2023-10-04wally_olsonCERT
PRP Certification
Proof certified good
2023-10-04xyuzyzC-PRP
M15754847/3553915366873/128505606923873 : 71265B3D62AF4226
PRP proof power = 8
PRP: Verified
Proof certified good
2023-08-25nordiNF-PM1
B1=480000, B2=264402600
2023-07-29nordiNF-PM1
B1=480000
2008-09-08Will EdgingtonF
Factor: 128505606923873