54 315 539 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 =	13485000

Status	Date	User	Residue	Shift	Software
Verified	2011-11-29	rick	0AD9F9BBBAD314BB	17583709	Windows 64-bit,Prime95,v26.6,build 3
Verified	2020-12-01	Dubslow	0AD9F9BBBAD314BB	28586413	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-12-01	Dubslow	C-LL	0AD9F9BBBAD314BB
2019-08-24	Jon Pace	NF	no factor TF: 73-74
2016-02-14	AirSquirrels	NF	no factor TF: 72-73
2015-12-20	-anonymous-	NF	no factor TF: 71-72
2015-02-20	Mark Rose	NF	no factor TF: 70-71
2014-09-20	Nesowa	NF	no factor TF: 69-70
2011-11-29	rick	C-LL	0AD9F9BBBAD314BB
2011-10-24	Pi_Rho	NF-PM1	B1=620000, B2=13485000
2011-04-19	steinrar	NF	no factor TF: 68-69
2009-05-07	luijskte	NF	no factor TF: 67-68
2009-02-27	jfarek	NF	no factor TF: 66-67
2009-02-24	Sturle Sunde	NF	no factor TF: 65-66
2009-02-23	Sturle Sunde	NF	no factor TF: 64-65
2008-11-17	1997rj7	NF	no factor TF: 1-64
2008-05-31	Corbyguy	NF	no factor TF: 62-63
2003-12-13	oerwin	NF	no factor TF: 1-62
2003-04-27	oerwin	NF	no factor TF: 1-59
2002-08-31	-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
1999-12-08	-anonymous-	NF	no factor TF: 1-53

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