71 786 797 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 =	705000
B2 =	15333750

Status	Date	User	Residue	Shift
Verified	2016-11-30	-Anonymous-	2FD3D443631A4091	2406901
Verified	2023-12-18	Andrey Mitrofanov	2FD3D443631A4091	66947122

History

Date	User	Type	Result
2023-12-18	Andrey Mitrofanov	C-LL	2FD3D443631A4091
2023-01-02	aup	NF	no factor from 2^75 to 2^76
2016-11-30	-Anonymous-	C-LL	2FD3D443631A4091
2016-08-06	The Mawn	NF	no factor from 2^74 to 2^75
2015-06-05	Guido Lorenzini	NF	no factor from 2^73 to 2^74
2015-05-17	TheJudger	NF-PM1	B1=705000, B2=15333750, E=6
2015-03-29	Bdot	NF	no factor from 2^72 to 2^73
2015-02-16	srow7	NF	no factor from 2^71 to 2^72
2014-05-15	HBendtz	NF	no factor from 2^70 to 2^71
2012-12-04	Clown_Royal	NF	no factor from 2^69 to 2^70
2010-08-24	Gnorfe	NF	no factor from 2^68 to 2^69
2010-07-07	Gnorfe	NF	no factor from 2^67 to 2^68
2010-07-04	GrunwalderGIMP	NF	no factor from 2^66 to 2^67
2010-07-03	GrunwalderGIMP	NF	no factor from 2^65 to 2^66
2010-07-02	Dr. Nowak	NF	no factor from 2^64 to 2^65
2008-09-29	-Anonymous-	NF	no factor to 2^64