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
40056463TF
No factors below 274
TF target 272
P-1
B1 = 650000
B2 = 650000
LL
StatusDateUserResidueShift
Verified2009-07-04-Anonymous-8BDC17FE6DE1CA996530116
Verified2016-03-03basey8BDC17FE6DE1CA9927375728
History
DateUserTypeResult
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2016-03-03baseyC-LL
8BDC17FE6DE1CA99
2015-01-07Mark RoseNF
no factor from 2^71 to 2^72
2014-12-16ChuckNF
no factor from 2^70 to 2^71
2014-12-16ChuckNF
no factor from 2^69 to 2^70
2013-10-28Carsten KossendeyNF
no factor from 2^68 to 2^69
2009-07-04-Anonymous-C-LL
8BDC17FE6DE1CA99
2009-05-01-Anonymous-NF-PM1
B1=650000