Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:





MnDetails
5090381
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
2513371444637591547.8old
3592261815598871548.42008-09-08 01:26:24
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)
2017-09-20kkmrkkblmbrbk3CAE5A6655B2FBF72013
Verified
PRP without proof (not generated)
2018-05-03storm55103CAE5A6655B2FBF72323605213
History
DateUserTypeResult
2025-01-27Sid & AndyNF-PM1B1=3600000, B2=8741763030
2025-01-23Sid & AndyNFno factor TF: 68-70
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-03storm5510C-PRPM5090381/251337144463759/359226181559887 : 3CAE5A6655B2FBF7
2017-09-20kkmrkkblmbrbkC-PRPM5090381/251337144463759/359226181559887 : 3CAE5A6655B2FBF7
2008-09-08Will EdgingtonFFactor: 359226181559887