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
122238071Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 932000
B2 = 421623300
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-07-08curtiscFAD8D46918DE92108493851413
History
DateUserTypeResult
2024-07-08JG48CERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-07-08curtiscC-PRP
FAD8D46918DE9210
PRP proof power = 8
PRP: Verified
Proof certified good
2024-03-24Luke DurantNF-PM1
B1=932000, B2=421623300
2022-01-08TheJudgerNF
no factor from 2^76 to 2^77
2022-01-08TheJudgerNF
no factor from 2^75 to 2^76
2022-01-08TheJudgerNF
no factor from 2^74 to 2^75
2020-01-05Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-01-05Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-07-20vats09NF
no factor from 2^71 to 2^72
2015-07-20vats09NF
no factor from 2^70 to 2^71
2015-05-25Judge HaleNF
no factor from 2^69 to 2^70
2015-05-25Judge HaleNF
no factor from 2^68 to 2^69
2015-05-25Judge HaleNF
no factor from 2^67 to 2^68
2013-11-18E.LechnerNF
no factor from 2^66 to 2^67
2012-08-18HBendtzNF
no factor from 2^65 to 2^66
2010-10-23Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-23RichardNF
no factor from 2^63 to 2^64