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
120233761TF
No factors below 277
TF target 277
P-1
B1 = 831000
B2 = 202519350
PRP
StatusDateUserResidueShiftTypeBase
compositeVerified2024-02-20Dmitry Bolshakov12FFB41FCABD29764961580013
History
DateUserTypeResult
2024-02-25NumberwangCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-02-20Dmitry BolshakovC-PRP
12FFB41FCABD2976
PRP proof power = 8
PRP: Verified
Proof certified good
2023-11-14Bricyn JamesonNF-PM1
B1=831000, B2=202519350
2022-06-11Zhang RuichongNF
no factor from 2^76 to 2^77
2021-07-09KrieselNF
no factor from 2^75 to 2^76
2016-01-22endless_mikeNF
no factor from 2^74 to 2^75
2016-01-22endless_mikeNF
no factor from 2^71 to 2^72
2016-01-22dbaughNF
no factor from 2^73 to 2^74
2016-01-22dbaughNF
no factor from 2^72 to 2^73
2016-01-18flogvitNF
no factor from 2^70 to 2^71
2016-01-18dbaughNF
no factor from 2^71 to 2^72
2015-11-12el groccoNF
no factor from 2^69 to 2^70
2015-05-10Mihai PredaNF
no factor from 2^68 to 2^69
2015-01-09caddrNF
no factor from 2^67 to 2^68
2013-04-11E.LechnerNF
no factor from 2^66 to 2^67
2012-08-09RichardNF
no factor from 2^65 to 2^66
2010-10-18Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-22RichardNF
no factor from 2^63 to 2^64