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
33219253Factored
FactorDigitsBitsDate
23917862171031.2old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-03-02Lars H943AB06AB3540B6711820039653
History
DateUserTypeResult
2023-03-02curtiscCERT
PRP Certification
Proof certified good
2023-03-02Lars HC-PRP
M33219253/2391786217 : 943AB06AB3540B67
PRP proof power = 9
PRP: Verified
Proof certified good
2023-02-28Lars HNF
no factor from 2^74 to 2^75
2023-02-28Lars HNF
no factor from 2^73 to 2^74
2023-02-28Lars HNF
no factor from 2^72 to 2^73
2023-02-28Lars HNF
no factor from 2^71 to 2^72
2022-12-12LordJuliusNF
no factor from 2^70 to 2^71
2022-12-12LordJuliusNF
no factor from 2^69 to 2^70
2022-12-12LordJuliusNF
no factor from 2^68 to 2^69
2022-12-12LordJuliusNF
no factor from 2^67 to 2^68
2022-12-12LordJuliusNF
no factor from 2^66 to 2^67