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
85163867Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 680000
B2 = 13090000
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-05-18William WallaceA7506E2B9B6948363918378113
Verified2022-03-06_p95holder_A7506E2B9B6948366372528013
History
DateUserTypeResult
2022-03-06_p95holder_C-PRP
A7506E2B9B694836
PRP: Verified
PRP without proof (not generated)
2019-05-18William WallaceC-PRP
A7506E2B9B694836
PRP: Verified
PRP without proof (not generated)
2019-04-28ATHNF
no factor from 2^63 to 2^64
2019-04-28ATHNF
no factor from 2^1 to 2^63
2017-12-23CuboxNF-PM1
B1=680000, B2=13090000, E=6
2017-08-13TheJudgerNF
no factor from 2^75 to 2^76
2017-08-13TheJudgerNF
no factor from 2^74 to 2^75
2017-04-17-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-22Strolling JellyfishNF
no factor from 2^72 to 2^73
2014-08-20Quantum SingularityNF
no factor from 2^71 to 2^72
2014-08-20Quantum SingularityNF
no factor from 2^70 to 2^71
2014-06-05ANONYMOUSNF
no factor from 2^69 to 2^70
2014-05-25timc995NF
no factor from 2^68 to 2^69
2014-05-23SMoffatNF
no factor from 2^67 to 2^68
2013-02-22Florimond C.NF
no factor from 2^66 to 2^67
2013-02-04E.LechnerNF
no factor from 2^65 to 2^66
2010-11-25Architects CubedNF
no factor from 2^64 to 2^65