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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MnDetails
2549003
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
5098007722.3old
1036778421416411546.62014-02-14 15:41:39
ECM
DigitsB1Curves
2550000147 / 280
Estimated T-Level: 22.6
TF below 2^70 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 Kruse63DB3D946C00E986297478253
Verified
PRP without proof (not generated)
2017-12-01storm551063DB3D946C00E986248687553
History
DateUserTypeResult
2022-08-26USAFSSNF-PM1B1=300000, B2=259451010
2017-12-01storm5510C-PRPM2549003/5098007/103677842141641 : 63DB3D946C00E986
2017-10-14Oliver KruseC-PRPM2549003/5098007/103677842141641 : 63DB3D946C00E986
2014-02-14TJAOIFFactor: 103677842141641