Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
79308049Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 665000
B2 = 13133750
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-05-08ky0urakuE235A5EDECF5676E5219918013
Verified2019-04-02XebecerE235A5EDECF5676E935295513
History
DateUserTypeResult
2019-04-02XebecerC-PRP
E235A5EDECF5676E
PRP: Verified
PRP without proof (not generated)
2018-05-08ky0urakuC-PRP
E235A5EDECF5676E
PRP: Verified
PRP without proof (not generated)
2016-09-15Matthew MillarNF-PM1
B1=665000, B2=13133750, E=6
2016-08-02AirSquirrelsNF
no factor from 2^74 to 2^75
2016-08-02AirSquirrelsNF
no factor from 2^73 to 2^74
2016-07-29CacheOutNF
no factor from 2^72 to 2^73
2014-01-04Chih-Wei HuangNF
no factor from 2^71 to 2^72
2013-05-29CLICHENF
no factor from 2^70 to 2^71
2013-01-25SMoffatNF
no factor from 2^69 to 2^70
2013-01-23SMoffatNF
no factor from 2^68 to 2^69
2012-10-02AxelssonNF
no factor from 2^67 to 2^68
2011-05-21Carsten KossendeyNF
no factor from 2^65 to 2^67
2009-06-30Patrik JohanssonNF
no factor from 2^64 to 2^65
2009-04-24markrNF
no factor from 2^63 to 2^64