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
42179453TF
No factors below 273
TF target 272
P-1
B1 = 410000
B2 = 2152500
LL
StatusDateUserResidueShift
Verified2008-04-25C. Cooper / S. Boone2DDAE28EF00C9C4515369747
Verified2017-10-03Sergey Nosov2DDAE28EF00C9C4523256643
History
DateUserTypeResult
2022-05-03RichD0NF
no factor from 2^72 to 2^73
2017-10-03Sergey NosovC-LL
2DDAE28EF00C9C45
2015-09-27AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-13Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19Andrew BNF
no factor from 2^69 to 2^70
2014-01-07Torben K.NF
no factor from 2^68 to 2^69