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
78638117TF
No factors below 275
TF target 275
P-1
B1 = 660000
B2 = 12375000
LL
StatusDateUserResidueShift
Unverified2017-11-13Evgeniy Zavialov741FF1E1BAE6DB__68616734
History
DateUserTypeResult
2017-11-13Evgeniy ZavialovC-LL
741FF1E1BAE6DB__
2016-06-29ixfd64NF-PM1
B1=660000, B2=12375000
2016-06-10AirSquirrelsNF
no factor from 2^74 to 2^75
2016-06-10AirSquirrelsNF
no factor from 2^73 to 2^74
2016-06-04GregNF
no factor from 2^72 to 2^73
2015-08-24RichD0NF
no factor from 2^71 to 2^72
2013-10-12snme2pm1NF
no factor from 2^70 to 2^71
2013-03-29trifNF
no factor from 2^69 to 2^70
2013-02-11Clown_RoyalNF
no factor from 2^68 to 2^69
2012-04-10wangyun183NF
no factor from 2^67 to 2^68
2011-05-16Carsten KossendeyNF
no factor from 2^64 to 2^67