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
141476171Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1207000
B2 = 1382797680
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-04-03GreaseGirl3476FE2E0F6D32AB4008187913
History
DateUserTypeResult
2025-04-09GunnarLuCERT
PRP Certification
CERT proof power = 9
Proof certified good
2025-04-03GreaseGirlC-PRP
3476FE2E0F6D32AB
PRP proof power = 9
PRP: Verified
Proof certified good
2024-09-30Luke DurantNF-PM1
B1=1207000, B2=1382797680
2024-09-20Ryan PropperNF
no factor from 2^76 to 2^77
2024-07-15SRBaseNF
no factor from 2^75 to 2^76
2023-01-21SRBaseNF
no factor from 2^74 to 2^75
2021-11-04SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2017-02-05Ilya AlexandrovNF
no factor from 2^71 to 2^72
2017-02-05Ilya AlexandrovNF
no factor from 2^70 to 2^71
2017-02-05Ilya AlexandrovNF
no factor from 2^69 to 2^70
2017-02-05Ilya AlexandrovNF
no factor from 2^68 to 2^69
2016-03-18dbaughNF
no factor from 2^67 to 2^68
2015-02-20BrandonNF
no factor from 2^66 to 2^67
2012-12-04EratosthenesNGNF
no factor from 2^65 to 2^66
2010-12-17RichardNF
no factor from 2^64 to 2^65
2010-06-15Thomas StorkNF
no factor from 2^63 to 2^64