Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
109178291Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 402000
B2 = 13011000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-01-11Dmitriy Degtiarev4E97BE98AD3D4ECA6027517813
History
DateUserTypeResult
2022-01-11Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-01-11Dmitriy DegtiarevC-PRP
4E97BE98AD3D4ECA
PRP proof power = 8
PRP: Verified
Proof certified good
2021-12-26LOBESNF-PM1
B1=402000, B2=13011000
2021-04-26TheJudgerNF
no factor from 2^75 to 2^76
2021-04-26TheJudgerNF
no factor from 2^74 to 2^75
2020-07-27XZTNF
no factor from 2^73 to 2^74
2020-03-05mnd9NF
no factor from 2^72 to 2^73
2019-01-18Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-10-09CSLatDDNF
no factor from 2^70 to 2^71
2015-10-03albin_pouillesNF
no factor from 2^69 to 2^70
2015-02-03el groccoNF
no factor from 2^68 to 2^69
2015-01-25el groccoNF
no factor from 2^67 to 2^68
2013-09-29PascalBieriNF
no factor from 2^66 to 2^67
2012-05-24omiXorpNF
no factor from 2^65 to 2^66
2010-09-13oilwarzonedotcomNF
no factor from 2^64 to 2^65
2010-04-28Torchwood InstituteNF
no factor from 2^63 to 2^64