52 430 003 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁴

TF target 2⁷³

P-1

B1 =	515000
B2 =	10815000

Status	Date	User	Residue	Shift	Software
Verified	2013-09-03	JMGarcia	74FE0562D42A9ADF	32134686	Windows Service,Prime95,v27.9,build 1
Verified	2019-12-02	Dubslow	74FE0562D42A9ADF	36820354	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2019-12-02	Dubslow	C-LL	74FE0562D42A9ADF
2019-07-01	-anonymous-	NF	no factor TF: 73-74
2015-12-15	Sid & Andy	NF	no factor TF: 72-73
2013-09-03	JMGarcia	C-LL	74FE0562D42A9ADF
2012-03-27	megavink	NF-PM1	B1=515000, B2=10815000, E=12
2012-03-17	megavink	NF	no factor TF: 71-72
2012-03-17	megavink	NF	no factor TF: 70-71
2012-01-07	Dubslow	NF	no factor TF: 69-70
2010-07-26	Pi_Rho	NF	no factor TF: 68-69
2009-04-20	Sturle Sunde	NF	no factor TF: 67-68
2008-12-09	tmorrow	NF	no factor TF: 66-67
2008-12-08	tmorrow	NF	no factor TF: 65-66
2008-12-07	tmorrow	NF	no factor TF: 64-65
2008-10-12	Derek	NF	no factor TF: 1-64
2007-07-04	-anonymous-	NF	no factor TF: 1-63
2004-02-23	1997rj7	NF	no factor TF: 1-60
2003-11-28	1997rj7	NF	no factor TF: 1-59
2002-04-28	-anonymous-	NF	no factor TF: 1-58
2001-06-23	-anonymous-	NF	no factor TF: 1-57
2000-05-05	-anonymous-	NF	no factor TF: 1-56
2000-02-23	-anonymous-	NF	no factor TF: 1-54
2000-01-04	-anonymous-	NF	no factor TF: 1-53
1999-12-01	-anonymous-	NF	no factor TF: 1-53

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