78 974 123 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 =	665000
B2 =	12635000

Status	Date	User	Residue	Shift
Unverified	2018-04-06	DG9FCP_WH	4BAC0D3F535EE2__	797750

History

Date	User	Type	Result
2018-04-06	DG9FCP_WH	C-LL	4BAC0D3F535EE2__
2016-07-24	bam	NF-PM1	B1=665000, B2=12635000
2016-07-06	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-07-06	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-07-01	CacheOut	NF	no factor from 2^72 to 2^73
2016-02-11	Greg	NF	no factor from 2^71 to 2^72
2013-11-20	snme2pm1	NF	no factor from 2^70 to 2^71
2013-01-16	ANONYMOUS	NF	no factor from 2^69 to 2^70
2013-01-14	fennec	NF	no factor from 2^68 to 2^69
2011-04-14	carlos56	NF	no factor from 2^67 to 2^68
2011-01-24	Robert Walker	NF	no factor from 2^66 to 2^67
2011-01-17	-Anonymous-	NF	no factor from 2^65 to 2^66
2011-01-16	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-07-01	-Anonymous-	NF	no factor to 2^64