71 783 791 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 2⁷⁶

TF target 2⁷⁴

P-1

B1 =	700000
B2 =	15050000

Status	Date	User	Residue	Shift
Verified	2017-04-06	durban77	CF559D787915CE5E	66592
Verified	2023-07-06	belezbar	CF559D787915CE5E	21374493

History

Date	User	Type	Result
2023-07-06	belezbar	C-LL	CF559D787915CE5E
2023-01-05	aup	NF	no factor from 2^75 to 2^76
2017-04-06	durban77	C-LL	CF559D787915CE5E
2016-07-31	dh1	NF	no factor from 2^74 to 2^75
2015-06-03	Guido Lorenzini	NF	no factor from 2^73 to 2^74
2015-05-17	TheJudger	NF-PM1	B1=700000, B2=15050000, E=6
2015-03-28	Bdot	NF	no factor from 2^72 to 2^73
2015-02-15	srow7	NF	no factor from 2^71 to 2^72
2014-05-15	HBendtz	NF	no factor from 2^70 to 2^71
2012-05-11	Dr. Nowak	NF	no factor from 2^69 to 2^70
2010-09-23	wtfismyip	NF	no factor from 2^68 to 2^69
2010-09-19	TeraTism	NF	no factor from 2^67 to 2^68
2010-09-18	TeraTism	NF	no factor from 2^66 to 2^67
2010-05-18	-Anonymous-	NF	no factor from 2^65 to 2^66
2010-04-29	TeraTism	NF	no factor from 2^64 to 2^65
2008-09-29	-Anonymous-	NF	no factor to 2^64