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
2507693
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
476365905768331271755.4old
ECM
DigitsB1Curves
2550000227 / 280
Estimated T-Level: 24.1
TF below 2^75 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-14Oliver Kruse473C5F0716F1AB921135013053
Verified
PRP without proof (not generated)
2017-11-30storm5510473C5F0716F1AB921237039253
History
DateUserTypeResult
2022-08-20USAFSSNF-PM1B1=240000, B2=199861200
2017-11-30storm5510C-PRPM2507693/47636590576833127 : 473C5F0716F1AB92
2017-10-14Oliver KruseC-PRPM2507693/47636590576833127 : 473C5F0716F1AB92