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
9540287Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
10875927191030.0old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2019-09-26mnd9EEA7D8916FFD0D661465925353
Verified2020-12-10marssystemsEEA7D8916FFD0D661445009153
History
DateUserTypeResult
2020-12-10curtiscCERT
PRP Certification
Proof certified good
2020-12-10marssystemsC-PRP
M9540287/1087592719 : EEA7D8916FFD0D66
PRP proof power = 8
PRP: Verified
Proof certified good
2019-09-26mnd9C-PRP
M9540287/1087592719 : EEA7D8916FFD0D66
PRP: Verified
PRP without proof (not generated)