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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MnStatusDetails
2360987Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
75013278964011342.8old
4036442961631671548.52014-04-08 10:36:05
ECM
DigitsB1Curves
2550000241 / 280
Estimated T-Level: 24.3
TF below 2^76 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-12Oliver Kruse345DB4DABD1C0D232105300253
Verified2017-11-24kkmrkkblmbrbk345DB4DABD1C0D232187104553
History
DateUserTypeResult
2018-04-27alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-11-24kkmrkkblmbrbkC-PRP
M2360987/7501327896401/403644296163167 : 345DB4DABD1C0D23
PRP: Verified
PRP without proof (not generated)
2017-10-12Oliver KruseC-PRP
M2360987/7501327896401/403644296163167 : 345DB4DABD1C0D23
PRP: Verified
PRP without proof (not generated)
2014-04-08TJAOIF
Factor: 403644296163167