78 442 123 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 =	660000
B2 =	12210000

Status	Date	User	Residue	Shift
Unverified	2018-03-25	curtisc	EDC0B192483874__	74774945

History

Date	User	Type	Result
2018-03-25	curtisc	C-LL	EDC0B192483874__
2016-06-07	Smok_bmv	NF-PM1	B1=660000, B2=12210000
2016-05-30	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-05-30	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-05-22	Greg	NF	no factor from 2^72 to 2^73
2014-01-01	SWL551	NF	no factor from 2^71 to 2^72
2013-01-15	Oscar G	NF	no factor from 2^70 to 2^71
2010-11-29	Fred Cirera	NF	no factor from 2^69 to 2^70
2010-11-25	Fred Cirera	NF	no factor from 2^68 to 2^69
2010-11-22	-Anonymous-	NF	no factor from 2^67 to 2^68
2010-11-21	Cyclone-H3X	NF	no factor from 2^66 to 2^67
2010-11-03	E.C.K@slingshot.co.nz	NF	no factor from 2^65 to 2^66
2010-11-01	GrunwalderGIMP	NF	no factor from 2^64 to 2^65