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
143349587Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 277
P-1
B1 = 875000
B2 = 92392020
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-09-09ANONYMOUSE47166EA7A7768B010408452413
History
DateUserTypeResult
2025-09-10Jonathan WebbCERT
PRP Certification
CERT proof power = 8
Proof certified good
2025-09-09ANONYMOUSC-PRP
E47166EA7A7768B0
PRP proof power = 8
PRP: Verified
Proof certified good
2024-11-09mezonNF
no factor from 2^77 to 2^78
2024-10-29flip2433NF
no factor from 2^76 to 2^77
2024-10-06Ryan PropperNF-PM1
B1=875000, B2=92392020
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-25SRBaseNF
no factor from 2^74 to 2^75
2021-11-09SRBaseNF
no factor from 2^73 to 2^74
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2016-12-03nate.andersNF
no factor from 2^71 to 2^72
2016-05-27Choi4KANGNF
no factor from 2^70 to 2^71
2016-04-24SourceBinary.comNF
no factor from 2^69 to 2^70
2016-04-17workerthreadNF
no factor from 2^68 to 2^69
2016-04-04dbaughNF
no factor from 2^67 to 2^68
2015-02-26aurashiftNF
no factor from 2^66 to 2^67
2012-12-14Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-23RichardNF
no factor from 2^64 to 2^65
2010-06-17Torchwood InstituteNF
no factor from 2^63 to 2^64