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
127677791Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 277
P-1
B1 = 2000000
B2 = 1388464350
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-07-19Yoon1D2CEBEB1288C56412037180613
History
DateUserTypeResult
2024-07-20PappyCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-07-19YoonC-PRP
1D2CEBEB1288C564
PRP proof power = 8
PRP: Verified
Proof certified good
2024-05-28Luke DurantNF-PM1
B1=2000000, B2=1388464350
2023-04-07BytemannNF
no factor from 2^77 to 2^78
2022-12-20lobsterfordinnerNF
no factor from 2^76 to 2^77
2022-12-20lobsterfordinnerNF
no factor from 2^75 to 2^76
2022-12-20lobsterfordinnerNF
no factor from 2^74 to 2^75
2021-07-13SRBaseNF
no factor from 2^73 to 2^74
2020-11-20SRBaseNF
no factor from 2^72 to 2^73
2016-12-04Choi4KANGNF
no factor from 2^71 to 2^72
2016-08-06Mihai PredaNF
no factor from 2^70 to 2^71
2016-06-24Mihai PredaNF
no factor from 2^69 to 2^70
2016-05-06Mihai PredaNF
no factor from 2^68 to 2^69
2015-09-16el groccoNF
no factor from 2^67 to 2^68
2015-01-16RichardNF
no factor from 2^66 to 2^67
2012-09-25carlos56NF
no factor from 2^65 to 2^66
2010-11-06Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-28Torchwood InstituteNF
no factor from 2^63 to 2^64