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
140685631Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 814000
B2 = 82801530
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-03-17CPU - 2 - BTUC44C558FEA71259610812437813
History
DateUserTypeResult
2025-03-18Samarth HiremathCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-03-17CPU - 2 - BTUC-PRP
C44C558FEA712596
PRP proof power = 10
PRP: Verified
Proof certified good
2024-09-29Ryan PropperNF-PM1
B1=814000, B2=82801530
2024-08-28Luke DurantNF
no factor from 2^76 to 2^77
2024-05-05tscNF
no factor from 2^75 to 2^76
2023-01-18SRBaseNF
no factor from 2^74 to 2^75
2021-11-03SRBaseNF
no factor from 2^73 to 2^74
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2016-03-30SourceBinary.comNF
no factor from 2^71 to 2^72
2016-03-17Ready4PrimeTimeNF
no factor from 2^70 to 2^71
2015-05-11Judge HaleNF
no factor from 2^69 to 2^70
2015-05-11Judge HaleNF
no factor from 2^68 to 2^69
2015-05-11Judge HaleNF
no factor from 2^67 to 2^68
2015-02-16HBendtzNF
no factor from 2^66 to 2^67
2012-11-30sasaki3NF
no factor from 2^65 to 2^66
2010-12-11sasaki3NF
no factor from 2^64 to 2^65
2010-06-14sasaki3NF
no factor from 2^63 to 2^64