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
80601889Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 675000
B2 = 12487500
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-07-04Mihai Preda0654A8A7C58D457A4047152513
Verified2019-09-11ky0uraku0654A8A7C58D457A2081406413
History
DateUserTypeResult
2019-09-11ky0urakuC-PRP
0654A8A7C58D457A
PRP: Verified
PRP without proof (not generated)
2018-07-04Mihai PredaC-PRP
0654A8A7C58D457A
PRP: Verified
PRP without proof (not generated)
2017-03-24Abdullah BaigNF-PM1
B1=675000, B2=12487500
2016-10-25AirSquirrelsNF
no factor from 2^74 to 2^75
2016-10-22Judge HaleNF
no factor from 2^73 to 2^74
2016-05-27CacheOutNF
no factor from 2^72 to 2^73
2016-05-27CacheOutNF
no factor from 2^71 to 2^72
2013-06-12Bob JoestingNF
no factor from 2^70 to 2^71
2013-01-26rjbelansNF
no factor from 2^69 to 2^70
2013-01-24rjbelansNF
no factor from 2^68 to 2^69
2011-01-29firejugglerNF
no factor from 2^67 to 2^68
2011-01-28eon_blue_apocalypseNF
no factor from 2^66 to 2^67
2011-01-25dslNF
no factor from 2^65 to 2^66
2010-12-10Architects CubedNF
no factor from 2^64 to 2^65