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
2333869
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
659084605611135.9old
ECM
DigitsB1Curves
2550000218 / 280
Estimated T-Level: 23.9
TF below 2^74 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-12Oliver Kruse899ABEF8351A1C731013
Verified
PRP without proof (not generated)
2017-11-23storm5510899ABEF8351A1C731195679413
History
DateUserTypeResult
2021-04-21ViliamFNF-PM1B1=5000000, B2=505000000
2018-03-18alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-23storm5510C-PRPM2333869/65908460561 : 899ABEF8351A1C73
2017-10-12Oliver KruseC-PRPM2333869/65908460561 : 899ABEF8351A1C73