65 791 127 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 =	680000
B2 =	15810000

Status	Date	User	Residue	Shift
Verified	2015-02-09	ari.orn	0F78A2C108776C5C	63979850
Verified	2023-08-08	Sergey Nosov	0F78A2C108776C5C	21940924

History

Date	User	Type	Result
2023-08-08	Sergey Nosov	C-LL	0F78A2C108776C5C
2022-02-04	Richard Thomas	NF	no factor from 2^74 to 2^75
2016-03-29	Mark Rose	NF	no factor from 2^60 to 2^63
2015-02-09	ari.orn	C-LL	0F78A2C108776C5C
2014-11-09	TheJudger	NF	no factor from 2^73 to 2^74
2014-02-26	Chuck	NF	no factor from 2^72 to 2^73
2014-02-09	TheJudger	NF-PM1	B1=680000, B2=15810000, E=12
2014-01-13	bayanne	NF	no factor from 2^71 to 2^72
2012-06-30	Kevin Chen	NF	no factor from 2^70 to 2^71
2012-01-25	Jan Kolomaznik	NF	no factor from 2^69 to 2^70
2010-02-10	seeel	NF	no factor from 2^68 to 2^69
2009-11-14	Zachariassen	NF	no factor from 2^67 to 2^68
2009-11-13	BranMuffin	NF	no factor from 2^66 to 2^67
2009-11-07	GrunwalderGIMP	NF	no factor from 2^65 to 2^66
2009-11-02	-Anonymous-	NF	no factor from 2^64 to 2^65
2009-01-23	Wojciech Florek	NF	no factor from 2^63 to 2^64