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
78386221TF
No factors below 275
TF target 275
P-1
B1 = 685000
B2 = 13871250
LL
StatusDateUserResidueShift
Unverified2017-10-01Sergey Nosov022BAB14EE415C__38278760
History
DateUserTypeResult
2017-10-01Sergey NosovC-LL
022BAB14EE415C__
2015-07-30NesowaNF-PM1
B1=685000, B2=13871250, E=12
2015-07-29NesowaNF
no factor from 2^74 to 2^75
2014-12-31ChuckNF
no factor from 2^73 to 2^74
2014-12-20BdotNF
no factor from 2^72 to 2^73
2014-10-01NickOfTimeNF
no factor from 2^71 to 2^72
2013-06-13Le ComteNF
no factor from 2^70 to 2^71
2011-03-22-Anonymous-NF
no factor from 2^69 to 2^70
2011-01-12sunithayaNF
no factor from 2^68 to 2^69
2011-01-02kencid99NF
no factor from 2^67 to 2^68
2010-12-29-Anonymous-NF
no factor from 2^66 to 2^67
2010-12-29-Anonymous-NF
no factor from 2^65 to 2^66
2010-10-27JMGarciaNF
no factor from 2^64 to 2^65