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
42162553TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2010-09-02McAlister39A6EF1CB866DEA36101131
Verified2016-11-24-Anonymous-39A6EF1CB866DEA32134516
History
DateUserTypeResult
2022-05-06RichD0NF
no factor from 2^72 to 2^73
2016-11-24-Anonymous-C-LL
39A6EF1CB866DEA3
2015-09-23AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-12Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19Mark RoseNF
no factor from 2^69 to 2^70
2010-09-02McAlisterC-LL
39A6EF1CB866DEA3