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
2523709
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
148437403718515371753.7old
ECM
DigitsB1Curves
2550000150 / 280
Estimated T-Level: 22.7
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 Kruse95891EE95BD153CB155387253
Verified
PRP without proof (not generated)
2017-11-30storm551095891EE95BD153CB137062553
History
DateUserTypeResult
2022-08-21USAFSSNF-PM1B1=240000, B2=199861200
2017-11-30storm5510C-PRPM2523709/14843740371851537 : 95891EE95BD153CB
2017-10-14Oliver KruseC-PRPM2523709/14843740371851537 : 95891EE95BD153CB