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
111871457Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 511000
B2 = 19256000
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-01-23Dmitriy DegtiarevD300757063D3D7427912553813
History
DateUserTypeResult
2023-01-23CavalicoCERT
PRP Certification
CERT proof power = 8
Proof certified good
2023-01-23Dmitriy DegtiarevC-PRP
D300757063D3D742
PRP proof power = 8
PRP: Verified
Proof certified good
2022-03-24Ryan PropperNF-PM1
B1=511000, B2=19256000
2021-01-17arpcarNF
no factor from 2^76 to 2^77
2020-12-08arpcarNF
no factor from 2^75 to 2^76
2020-11-20laxeyeNF
no factor from 2^74 to 2^75
2020-06-08Dylan DelgadoNF
no factor from 2^73 to 2^74
2020-04-20SRBaseNF
no factor from 2^72 to 2^73
2015-06-04endless_mikeNF
no factor from 2^71 to 2^72
2015-06-04endless_mikeNF
no factor from 2^70 to 2^71
2015-06-04endless_mikeNF
no factor from 2^69 to 2^70
2015-06-04endless_mikeNF
no factor from 2^68 to 2^69
2014-11-18SamPakNF
no factor from 2^67 to 2^68
2014-11-14RichardNF
no factor from 2^66 to 2^67
2012-05-31Robert FolzNF
no factor from 2^65 to 2^66
2010-09-23CommasterNF
no factor from 2^64 to 2^65
2010-05-20RichardNF
no factor from 2^63 to 2^64