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
73948711TF
No factors below 275
TF target 274
P-1
B1 = 635000
B2 = 12858750
LL
StatusDateUserResidueShift
Unverified2017-06-25basey73AE302DC08307__19278588
History
DateUserTypeResult
2017-06-25baseyC-LL
73AE302DC08307__
2016-02-15DotfixNF-PM1
B1=635000, B2=12858750, E=12
2016-02-02dh1NF
no factor from 2^74 to 2^75
2016-02-02dh1NF
no factor from 2^73 to 2^74
2015-10-06RichD0NF
no factor from 2^72 to 2^73
2015-05-16srow7NF
no factor from 2^71 to 2^72
2013-08-06PascalBieriNF
no factor from 2^70 to 2^71
2011-05-02-Anonymous-NF
no factor to 2^70
2011-02-22PriNTNF
no factor from 2^66 to 2^67
2011-02-16Torchwood InstituteNF
no factor from 2^65 to 2^66
2011-02-14ITSNF
no factor from 2^64 to 2^65