71 993 813 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 =	665000
B2 =	13965000

Status	Date	User	Residue	Shift
Verified	2016-12-24	-Anonymous-	A5D9DC5A63CC3474	41350743
Verified	2023-08-31	Semyon Musatov	A5D9DC5A63CC3474	26015019

History

Date	User	Type	Result
2023-08-31	Semyon Musatov	C-LL	A5D9DC5A63CC3474
2022-12-26	aup	NF	no factor from 2^75 to 2^76
2016-12-24	-Anonymous-	C-LL	A5D9DC5A63CC3474
2016-07-09	Mark Rose	NF	no factor from 2^74 to 2^75
2014-06-14	James Heinrich	NF-PM1	B1=665000, B2=13965000, E=12
2014-05-31	chalsall	NF	no factor from 2^73 to 2^74
2014-05-31	chalsall	NF	no factor from 2^72 to 2^73
2014-05-31	chalsall	NF	no factor from 2^71 to 2^72
2014-05-24	Architects Cubed	NF	no factor from 2^70 to 2^71
2012-09-27	ANONYMOUS	NF	no factor to 2^70
2011-02-11	GrunwalderGIMP	NF	no factor from 2^68 to 2^69
2011-02-10	Team_Inspector	NF	no factor from 2^67 to 2^68
2010-05-21	-Anonymous-	NF	no factor from 2^66 to 2^67
2010-05-18	-Anonymous-	NF	no factor from 2^65 to 2^66
2010-05-14	mozart	NF	no factor from 2^64 to 2^65
2008-10-07	Wojciech Florek	NF	no factor to 2^64