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
5027791
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
7017690121991239.4old
599466740727356411755.72015-02-11 12:25:27
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-11-21storm5510F0B322B9C97AE7B52406911753
Verified
PRP without proof (not generated)
2018-01-15kkmrkkblmbrbkF0B322B9C97AE7B5299712053
History
DateUserTypeResult
2025-02-14Sid & AndyNF-PM1B1=5600000, B2=7759443510
2025-01-05Sid & AndyNFno factor TF: 68-70
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-01-15kkmrkkblmbrbkC-PRPM5027791/701769012199/59946674072735641 : F0B322B9C97AE7B5
2017-11-21storm5510C-PRPM5027791/701769012199/59946674072735641 : F0B322B9C97AE7B5
2015-02-11TJAOIFFactor: 59946674072735641