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
117301351Composite: proven not-prime with PRP test
TF
No factors below 279
TF target 276
P-1
B1 = 1000000
B2 = 1204867860
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-10-10Nazarov Mikhail171C89AC30DD8EB92111441613
Verified2025-05-05ihnl171C89AC30DD8EB99593010813
History
DateUserTypeResult
2025-05-05ShafferCERT
PRP Certification
CERT proof power = 8
Proof certified good
2025-05-05ihnlC-PRP
171C89AC30DD8EB9
PRP proof power = 8
PRP: Verified
Proof certified good
2024-10-13ihnlNF
no factor from 2^78 to 2^79
2024-08-31tbusbyNF-PM1
B1=1000000, B2=1204867860
2023-10-10Nazarov MikhailC-PRP
171C89AC30DD8EB9
PRP proof power = 10
PRP: Verified
PRP proof never uploaded
2023-03-15mes15-001NF-PM1
B1=535000, B2=9228750
2022-07-24AerowNF
no factor from 2^77 to 2^78
2022-05-08TheJudgerNF
no factor from 2^76 to 2^77
2021-06-30TheJudgerNF
no factor from 2^75 to 2^76
2021-06-30TheJudgerNF
no factor from 2^74 to 2^75
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-11-14Ilya AlexandrovNF
no factor from 2^71 to 2^72
2015-11-14Ilya AlexandrovNF
no factor from 2^70 to 2^71
2015-11-14Ilya AlexandrovNF
no factor from 2^69 to 2^70
2015-11-14Ilya AlexandrovNF
no factor from 2^68 to 2^69
2015-09-03el groccoNF
no factor from 2^67 to 2^68
2014-12-08ANONYMOUSNF
no factor from 2^66 to 2^67
2012-07-05oodairaNF
no factor from 2^65 to 2^66
2010-10-11Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-17RichardNF
no factor from 2^63 to 2^64