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
78644281TF
No factors below 275
TF target 275
P-1
B1 = 685000
B2 = 13871250
LL
StatusDateUserResidueShift
Unverified2017-11-12Dmitriy DegtiarevD50E726984B72F__9797721
History
DateUserTypeResult
2017-11-12Dmitriy DegtiarevC-LL
D50E726984B72F__
2016-06-24DotfixNF-PM1
B1=685000, B2=13871250, E=12
2016-06-10AirSquirrelsNF
no factor from 2^74 to 2^75
2016-06-10AirSquirrelsNF
no factor from 2^73 to 2^74
2016-06-10AirSquirrelsNF
no factor from 2^72 to 2^73
2015-08-24RichD0NF
no factor from 2^71 to 2^72
2013-06-03Alexey ZhiglyavskiyNF
no factor from 2^70 to 2^71
2013-02-23ZhengFanNF
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
2011-05-20Carsten KossendeyNF
no factor from 2^64 to 2^67