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
47919581TF
No factors below 273
TF target 272
P-1
B1 = 530000
B2 = 9672500
LL
StatusDateUserResidueShift
Verified2009-01-04Stephan Grupp08B44514BC167B4F47859415
Verified2019-03-10Andrew_and08B44514BC167B4F33615835
History
DateUserTypeResult
2019-03-10Andrew_andC-LL
08B44514BC167B4F
2018-01-10Mark RoseNF
no factor from 2^72 to 2^73
2015-11-02AirSquirrelsNF
no factor from 2^71 to 2^72
2015-11-02AirSquirrelsNF
no factor from 2^70 to 2^71
2015-08-22Architects CubedNF
no factor from 2^69 to 2^70
2009-01-04Stephan GruppC-LL
08B44514BC167B4F
2008-12-04Stephan GruppNF-PM1
B1=530000, B2=9672500