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
42288437TF
No factors below 273
TF target 272
P-1
B1 = 630000
B2 = 630000
LL
StatusDateUserResidueShift
Verified2009-05-21curtiscE7ECD82793780A5825773737
Verified2017-10-19Sergey NosovE7ECD82793780A5827243755
History
DateUserTypeResult
2018-08-10-Anonymous-NF
no factor from 2^72 to 2^73
2017-10-19Sergey NosovC-LL
E7ECD82793780A58
2015-09-13AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-03NickOfTimeNF
no factor from 2^70 to 2^71
2015-01-30Andrew BNF
no factor from 2^69 to 2^70
2009-05-21curtiscC-LL
E7ECD82793780A58
2009-04-17curtiscNF-PM1
B1=630000