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
2300377
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
13802263823.7old
132735179410549726092063.52017-03-07 12:21:31
ECM
DigitsB1Curves
2550000280 / 280
30250000128 / 640
Estimated T-Level: 26.0 ⓘ
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 Kruse5CC808FD7C518FF92013
Verified
PRP without proof (not generated)
2017-11-22storm55105CC808FD7C518FF92192882713
History
DateUserTypeResult
2021-04-26Dylan DelgadoNF-PP1Start=2/7, B1=2000000, B2=146000000
2021-04-04ViliamFNF-PM1B1=5000000, B2=500000000
2018-02-14alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-22storm5510C-PRP
M2300377/13802263/13273517941054972609 : 5CC808FD7C518FF9
2017-10-11Oliver KruseC-PRPM2300377/13802263/13273517941054972609 : 5CC808FD7C518FF9
2017-03-07TJAOIFFactor: 13273517941054972609