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
42120251TF
No factors below 273
TF target 272
P-1
B1 = 355000
B2 = 6478750
LL
StatusDateUserResidueShift
Verified2008-09-24Dmitrij ColauttiB041D7F4EAB26D8C30977956
Verified2016-02-21yponomarevB041D7F4EAB26D8C8110130
History
DateUserTypeResult
2018-09-28Architects CubedNF-PM1
B1=355000, B2=6478750, E=12
2018-08-11-Anonymous-NF
no factor from 2^72 to 2^73
2016-02-21yponomarevC-LL
B041D7F4EAB26D8C
2015-08-30AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-04Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19chalsallNF
no factor from 2^69 to 2^70