54 561 349 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 =	575000
B2 =	12937500

Status	Date	User	Residue	Shift	Software
Verified	2013-07-28	Six Blue Boxes	F02C5519562C5881	13120743	Windows Service,Prime95,v27.9,build 1
Verified	2021-01-04	Dubslow	F02C5519562C5881	1656286	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2021-01-04	Dubslow	C-LL	F02C5519562C5881
2019-06-18	Jon Pace	NF	no factor TF: 73-74
2016-02-13	-anonymous-	NF	no factor TF: 72-73
2013-07-28	Six Blue Boxes	C-LL	F02C5519562C5881
2012-03-19	ANONYMOUS	NF	no factor TF: 71-72
2012-01-05	DRH	NF-PM1	B1=575000, B2=12937500, E=6
2011-07-30	TheJudger	NF	no factor TF: 70-71
2011-05-21	Johan Viljoen	NF	no factor TF: 69-70
2011-04-04	Marzbug	NF	no factor TF: 68-69
2009-05-10	Vincent Richard	NF	no factor TF: 67-68
2009-03-02	dgriffie79	NF	no factor TF: 66-67
2009-03-01	dgriffie79	NF	no factor TF: 65-66
2009-02-28	Sturle Sunde	NF	no factor TF: 64-65
2009-02-27	Old Duffer	NF	no factor TF: 63-64
2008-06-25	monst	NF	no factor TF: 62-63
2004-04-09	oerwin	NF	no factor TF: 1-62
2002-09-22	-anonymous-	NF	no factor TF: 1-58
2001-08-31	-anonymous-	NF	no factor TF: 1-57
2000-05-31	-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
1999-12-15	-anonymous-	NF	no factor TF: 1-53

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