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
117684823Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 1000000
B2 = 552898710
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-02-20ky0uraku55A763E339F139BE4785880613
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^69 to 2^70
2024-02-20UmbrarianCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-02-20ky0urakuC-PRP
55A763E339F139BE
PRP proof power = 9
PRP: Verified
Proof certified good
2023-04-15Mihai PredaNF-PM1
B1=1000000, B2=552898710
2022-05-08TheJudgerNF
no factor from 2^76 to 2^77
2021-07-01TheJudgerNF
no factor from 2^75 to 2^76
2021-07-01TheJudgerNF
no factor from 2^74 to 2^75
2019-12-16Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-12-16Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-06-29endless_mikeNF
no factor from 2^71 to 2^72
2015-06-29endless_mikeNF
no factor from 2^70 to 2^71
2015-04-25Josh FamestadNF
no factor from 2^69 to 2^70
2015-04-05SMoffatNF
no factor from 2^68 to 2^69
2015-03-22SMoffatNF
no factor from 2^67 to 2^68
2014-12-10ANONYMOUSNF
no factor from 2^66 to 2^67
2012-07-17GornostaevNF
no factor from 2^65 to 2^66
2010-10-12Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-12G-ManNF
no factor from 2^63 to 2^64