53 329 117 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 =	620000
B2 =	14415000

Status	Date	User	Residue	Shift	Software
Verified	2012-03-09	-anonymous-	C706E355B5B9D208	17138519	Windows 64-bit,Prime95,v25.11,build 2
Verified	2020-08-17	Dubslow	C706E355B5B9D208	1635093	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-08-17	Dubslow	C-LL	C706E355B5B9D208
2019-07-13	Chuck	NF	no factor TF: 73-74
2016-01-28	AirSquirrels	NF	no factor TF: 72-73
2015-12-18	-anonymous-	NF	no factor TF: 71-72
2015-06-06	Mark Rose	NF	no factor TF: 70-71
2012-03-09	-anonymous-	C-LL	C706E355B5B9D208
2011-05-10	-anonymous-	NF	no factor TF: 69-70
2010-11-03	-anonymous-	NF	no factor TF: 68-69
2010-11-01	S45653	NF-PM1	B1=620000, B2=14415000
2009-09-15	Sturle Sunde	NF	no factor TF: 67-68
2009-09-13	Jason Lynch	NF	no factor TF: 66-67
2009-05-02	jflijohn	NF	no factor TF: 65-66
2009-04-28	bayanne	NF	no factor TF: 64-65
2008-08-25	-anonymous-	NF	no factor TF: 1-64
2007-09-13	1997rj7	NF	no factor TF: 1-63
2004-04-29	1997rj7	NF	no factor TF: 1-60
2002-06-29	-anonymous-	NF	no factor TF: 1-58
2001-08-04	-anonymous-	NF	no factor TF: 1-57
2000-05-24	-anonymous-	NF	no factor TF: 1-56
2000-03-01	-anonymous-	NF	no factor TF: 1-54
2000-01-12	-anonymous-	NF	no factor TF: 1-53
1999-12-08	-anonymous-	NF	no factor TF: 1-53

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