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
74261191TF
No factors below 275
TF target 274
P-1
B1 = 640000
B2 = 12800000
LL
StatusDateUserResidueShift
Unverified2016-04-16d3zorgB2EBC1B19C33AA__50499715
History
DateUserTypeResult
2016-04-16d3zorgC-LL
B2EBC1B19C33AA__
2015-07-07James HeinrichNF-PM1
B1=640000, B2=12800000, E=6
2015-06-22kdgehmanNF
no factor from 2^74 to 2^75
2015-06-21kdgehmanNF
no factor from 2^73 to 2^74
2015-06-21kdgehmanNF
no factor from 2^72 to 2^73
2015-06-21kdgehmanNF
no factor from 2^71 to 2^72
2013-05-13g0bNF
no factor from 2^70 to 2^71
2012-10-29Clown_RoyalNF
no factor from 2^69 to 2^70
2010-11-23MarmaladeNF
no factor from 2^68 to 2^69
2010-11-18-Anonymous-NF
no factor from 2^67 to 2^68
2010-11-09-Anonymous-NF
no factor from 2^66 to 2^67
2010-11-08-Anonymous-NF
no factor from 2^65 to 2^66
2010-06-25GrunwalderGIMPNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64