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
2328071
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
57549915131032.4old
ECM
DigitsB1Curves
2550000280 / 280
30250000120 / 640
Estimated T-Level: 25.9
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)
2017-10-11Oliver KruseB1EE5D5D285CA3E41013
Verified
PRP without proof (not generated)
2017-11-23storm5510B1EE5D5D285CA3E418547313
History
DateUserTypeResult
2021-04-18ViliamFNF-PM1B1=5000000, B2=305000000
2018-03-05alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-23storm5510C-PRPM2328071/5754991513 : B1EE5D5D285CA3E4
2017-10-11Oliver KruseC-PRPM2328071/5754991513 : B1EE5D5D285CA3E4