47 912 929 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 2⁷³

TF target 2⁷²

P-1

B1 =	550000
B2 =	12237500

Status	Date	User	Residue	Shift
Verified	2010-07-23	linded	BFEB2B9F42B3404D	29159271
Verified	2019-03-16	Sergey Nosov	BFEB2B9F42B3404D	25249794

History

Date	User	Type	Result
2019-03-16	Sergey Nosov	C-LL	BFEB2B9F42B3404D
2018-01-15	HardyP Germany	NF	no factor from 2^72 to 2^73
2015-11-01	AirSquirrels	NF	no factor from 2^71 to 2^72
2015-11-01	AirSquirrels	NF	no factor from 2^70 to 2^71
2015-08-22	Architects Cubed	NF	no factor from 2^69 to 2^70
2010-07-23	linded	C-LL	BFEB2B9F42B3404D
2010-06-17	linded	NF-PM1	B1=550000, B2=12237500