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
42158117TF
No factors below 273
TF target 272
P-1
B1 = 440000
B2 = 3630000
LL
StatusDateUserResidueShift
Verified2008-06-03Jacques Charles851B34F6039FFED639438655
Verified2017-02-25FlamenSatanas851B34F6039FFED612493176
History
DateUserTypeResult
2022-05-06RichD0NF
no factor from 2^72 to 2^73
2017-02-25FlamenSatanasC-LL
851B34F6039FFED6
2015-09-22AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-12Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19el groccoNF
no factor from 2^69 to 2^70
2013-12-16Torben K.NF
no factor from 2^68 to 2^69