65 790 709 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 =	590000
B2 =	11947500

Status	Date	User	Residue	Shift
Verified	2015-01-25	GerardCBlais	54CBD4A598625F1C	47385396
Verified	2023-10-26	Sergei Kozelko	54CBD4A598625F1C	41381689

History

Date	User	Type	Result
2023-10-26	Sergei Kozelko	C-LL	54CBD4A598625F1C
2022-02-05	Richard Thomas	NF	no factor from 2^74 to 2^75
2016-03-28	Mark Rose	NF	no factor from 2^60 to 2^63
2015-01-25	GerardCBlais	C-LL	54CBD4A598625F1C
2013-07-16	Scott Hemphill	NF-PM1	B1=590000, B2=11947500, E=12
2013-05-03	Jerry Hallett	NF	no factor from 2^73 to 2^74
2013-03-30	marssystems	NF	no factor from 2^72 to 2^73
2013-03-30	marssystems	NF	no factor from 2^71 to 2^72
2013-03-30	marssystems	NF	no factor from 2^70 to 2^71
2013-03-30	marssystems	NF	no factor from 2^69 to 2^70
2010-05-02	ANONYMOUS	NF	no factor from 2^68 to 2^69
2010-04-27	ANONYMOUS	NF	no factor from 2^67 to 2^68
2010-02-08	rextherunt	NF	no factor from 2^66 to 2^67
2009-12-05	-Anonymous-	NF	no factor from 2^65 to 2^66
2009-12-02	Per Jessen	NF	no factor from 2^64 to 2^65
2009-01-23	Wojciech Florek	NF	no factor from 2^63 to 2^64