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:





MnDetails
13347311
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
26694623824.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000106 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-12-14kkmrkkblmbrbk26B8C70580ED6E101948301153
Verified
Certified Good
2020-10-02Jaytholomew26B8C70580ED6E101636179853
History
DateUserTypeResult
2022-07-05nordiNF-PM1B1=300000, B2=210129150
2022-06-26nordiNF-PM1B1=300000
2020-10-02Ben DeloCERT
Proof certified good
2020-10-02JaytholomewC-PRPM13347311/26694623 : 26B8C70580ED6E10
Proof Certified Good

Proof Power: 8

2018-12-14kkmrkkblmbrbkC-PRPM13347311/26694623 : 26B8C70580ED6E10