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
41946923TF
No factors below 274
TF target 272
P-1
B1 = 485000
B2 = 9215000
LL
StatusDateUserResidueShift
Verified2009-10-19lindedE8CF4D560C30EFE436526834
Verified2016-03-05baseyE8CF4D560C30EFE432635904
History
DateUserTypeResult
2020-01-24-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-05-Anonymous-NF
no factor from 2^72 to 2^73
2016-03-05baseyC-LL
E8CF4D560C30EFE4
2015-08-23AirSquirrelsNF
no factor from 2^71 to 2^72
2015-02-21Mark RoseNF
no factor from 2^70 to 2^71
2015-01-10NumberwangNF
no factor from 2^69 to 2^70
2014-02-28LaurVNF
no factor from 2^68 to 2^69
2009-10-19lindedC-LL
E8CF4D560C30EFE4
2009-09-12lindedNF-PM1
B1=485000, B2=9215000