64 384 667 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	580000
B2 =	11310000

Status	Date	User	Residue	Shift	Software
Verified	2014-01-19	benthomas	44F4D36ED4BB89EC	46380898	Windows 64-bit,Prime95,v27.7,build 2
Verified	2021-12-24	lajo321	44F4D36ED4BB89EC	59335232	Linux 64-bit,Prime95,v30.7,build 9
Verified	2023-03-06	Reed_Young	44F4D36ED4BB89EC	39636529	Linux 64-bit,Prime95,v30.8,build 18

History

Date	User	Type	Result
2024-05-05	James Heinrich	NF	no factor TF: 68-69
2023-03-06	Reed_Young	C-LL	44F4D36ED4BB89EC
2021-12-24	lajo321	C-LL	44F4D36ED4BB89EC
2019-09-13	Sid & Andy	NF	no factor TF: 74-75
2016-02-23	Mark Rose	NF	no factor TF: 60-63
2014-01-19	benthomas	C-LL	44F4D36ED4BB89EC
2013-07-06	kvizbar	NF-PM1	B1=580000, B2=11310000
2013-05-07	apocalypse	NF	no factor TF: 73-74
2013-05-07	apocalypse	NF	no factor TF: 72-73
2013-05-07	apocalypse	NF	no factor TF: 71-72
2013-05-07	apocalypse	NF	no factor TF: 70-71
2012-04-14	Christoph Gratzer	NF	no factor TF: 69-70
2009-12-25	SADMASTER	NF	no factor TF: 68-69
2009-10-19	-anonymous-	NF	no factor TF: 67-68
2009-10-12	Ebeneezer	NF	no factor TF: 66-67
2009-10-11	-anonymous-	NF	no factor TF: 65-66
2009-10-09	-anonymous-	NF	no factor TF: 64-65
2009-05-31	Architects Cubed	NF	no factor TF: 63-64
2004-01-18	AxelFox	NF	no factor TF: 1-60
2003-09-14	Gordon Spence	NF	no factor TF: 1-59

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