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
2298103
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
15259403931030.5old
32240881946789771651.52014-06-29 11:43:52
ECM
DigitsB1Curves
2550000280 / 280
30250000127 / 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 Kruse7300F3F22F3498C02013
Verified
PRP without proof (not generated)
2017-11-22storm55107300F3F22F3498C02176348713
History
DateUserTypeResult
2017-11-22storm5510C-PRPM2298103/1525940393/3224088194678977 : 7300F3F22F3498C0
2017-10-11Oliver KruseC-PRPM2298103/1525940393/3224088194678977 : 7300F3F22F3498C0
2016-04-29alpertronNF-PM1B1=500000, B2=15000000, E=12
2014-06-29TJAOIFFactor: 3224088194678977