72 673 717 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 2⁷⁴

P-1

B1 =	620000
B2 =	11315000

Status	Date	User	Residue	Shift
Verified	2016-05-05	frolyar	520D5AFBEC8DF203	33082196
Verified	2024-04-14	Jonathan Gray	520D5AFBEC8DF203	36348069

History

Date	User	Type	Result
2024-04-14	Jonathan Gray	C-LL	520D5AFBEC8DF203
2016-05-05	frolyar	C-LL	520D5AFBEC8DF203
2015-09-18	Nesowa	NF-PM1	B1=620000, B2=11315000
2015-09-02	fre_games	NF	no factor from 2^74 to 2^75
2015-09-02	fre_games	NF	no factor from 2^73 to 2^74
2015-09-02	fre_games	NF	no factor from 2^72 to 2^73
2015-03-10	srow7	NF	no factor from 2^71 to 2^72
2012-12-02	ANONYMOUS	NF	no factor from 2^70 to 2^71
2012-09-30	ANONYMOUS	NF	no factor from 2^69 to 2^70
2010-10-29	seekua	NF	no factor from 2^68 to 2^69
2010-10-26	Marzbug	NF	no factor from 2^67 to 2^68
2010-10-20	Marzbug	NF	no factor from 2^66 to 2^67
2010-10-16	Marzbug	NF	no factor from 2^65 to 2^66
2010-07-24	rextherunt	NF	no factor from 2^64 to 2^65
2008-09-19	Wojciech Florek	NF	no factor to 2^64