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
128987161Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1124000
B2 = 1501684800
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-08-17Luke Durant43445B00952BFDD9013
History
DateUserTypeResult
2024-08-17LOBESCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-08-17Luke DurantC-PRP
43445B00952BFDD9
PRP proof power = 9
PRP: Verified
Proof certified good
2024-07-30Luke DurantNF-PM1
B1=1124000, B2=1501684800
2023-02-15TravisJankNF
no factor from 2^76 to 2^77
2023-02-15TravisJankNF
no factor from 2^75 to 2^76
2022-01-13Neutron3529NF
no factor from 2^74 to 2^75
2019-05-21Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2015-11-18ANONYMOUSNF
no factor from 2^72 to 2^73
2015-11-18ANONYMOUSNF
no factor from 2^71 to 2^72
2015-11-18ANONYMOUSNF
no factor from 2^70 to 2^71
2015-11-18ANONYMOUSNF
no factor from 2^69 to 2^70
2015-11-15Andreas_TruetschNF
no factor from 2^68 to 2^69
2015-09-12el groccoNF
no factor from 2^67 to 2^68
2015-01-11vwflat4NF
no factor from 2^66 to 2^67
2012-10-08RichardNF
no factor from 2^65 to 2^66
2010-11-09Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-30Torchwood InstituteNF
no factor from 2^63 to 2^64