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
3304331
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 264
Factored
FactorDigitsBitsDate
10173902975771339.9old
1167273116061028201992166.72020-07-14 09:16:33
ECM
DigitsB1Curves
255000055 / 280
Estimated T-Level: 21.0
TF below 2^65 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-11-04Oliver KruseBAE09B6EE56E57271127085053
Factored
PRP without proof (not generated)
2017-12-14kkmrkkblmbrbkBAE09B6EE56E5727156955453
Verified
PRP without proof (not generated)
2020-07-14storm5510BAE09B6EE56E57272278383653
History
DateUserTypeResult
2022-08-17JossNF-PM1B1=3304331, B2=367436160
2021-12-29JossNF-PM1B1=3304331, B2=174843900
2021-10-07JossNFno factor TF: 67-68
2021-10-07JossNF-PM1B1=3304331, B2=66086620
2020-07-14storm5510C-PRPM3304331/1017390297577/116727311606102820199 : BAE09B6EE56E5727
2020-07-14TJAOIFFactor: 116727311606102820199
2017-12-14kkmrkkblmbrbkC-PRPM3304331/1017390297577 : BAE09B6EE56E5727
2017-11-04Oliver KruseC-PRPM3304331/1017390297577 : BAE09B6EE56E5727