78 380 629 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁵

TF target 2⁷⁵

P-1

B1 =	685000
B2 =	13871250

Status	Date	User	Residue	Shift
Unverified	2017-01-05	Sergey Nosov	7EC11A46105DBD__	19494676

History

Date	User	Type	Result
2017-01-05	Sergey Nosov	C-LL	7EC11A46105DBD__
2015-06-25	Nesowa	NF-PM1	B1=685000, B2=13871250, E=12
2015-06-21	Nesowa	NF	no factor from 2^74 to 2^75
2015-01-03	Jerry Hallett	NF	no factor from 2^73 to 2^74
2015-01-03	Jerry Hallett	NF	no factor from 2^72 to 2^73
2014-09-30	NickOfTime	NF	no factor from 2^71 to 2^72
2013-06-08	-Anonymous-	NF	no factor from 2^70 to 2^71
2010-11-23	-Anonymous-	NF	no factor from 2^69 to 2^70
2010-11-16	Net_Force	NF	no factor from 2^68 to 2^69
2010-11-13	Net_Force	NF	no factor from 2^67 to 2^68
2010-11-10	Net_Force	NF	no factor from 2^66 to 2^67
2010-11-07	-Anonymous-	NF	no factor from 2^65 to 2^66
2010-10-27	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-07-10	-Anonymous-	NF	no factor to 2^64