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
45277117TF
No factors below 274
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2009-10-11-Anonymous-278E83FE48339F851391920
Verified2017-03-07Evgeniy Zavialov278E83FE48339F8541736521
History
DateUserTypeResult
2019-05-04Sid & AndyNF
no factor from 2^73 to 2^74
2019-02-16Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2018-02-24-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-07Evgeniy ZavialovC-LL
278E83FE48339F85
2015-10-23-Anonymous-NF
no factor from 2^71 to 2^72
2015-09-20Mark RoseNF
no factor from 2^70 to 2^71
2015-08-03LaurVNF
no factor from 2^69 to 2^70
2014-08-07VictordeHollanderNF
no factor from 2^68 to 2^69
2009-10-11-Anonymous-C-LL
278E83FE48339F85
2009-05-18-Anonymous-NF-PM1
B1=765000