54 884 083 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 =	625000
B2 =	13750000

Status	Date	User	Residue	Shift	Software
Verified	2012-04-26	curtisc	B1FE98E262C98DF0	15322351	Windows Service,Prime95,v26.5,build 5
Verified	2021-02-05	Dubslow	B1FE98E262C98DF0	53165261	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2021-02-05	Dubslow	C-LL	B1FE98E262C98DF0
2019-06-18	Chuck	NF	no factor TF: 73-74
2016-02-05	-anonymous-	NF	no factor TF: 72-73
2012-04-26	curtisc	C-LL	B1FE98E262C98DF0
2011-12-25	kdgehman	NF	no factor TF: 70-71
2011-12-25	kdgehman	NF	no factor TF: 71-72
2011-12-25	kdgehman	NF	no factor TF: 69-70
2011-09-01	benthomas	NF-PM1	B1=625000, B2=13750000
2011-04-06	thilliar	NF	no factor TF: 68-69
2009-05-12	arrrrrrr	NF	no factor TF: 67-68
2009-03-13	mikael	NF	no factor TF: 66-67
2009-03-07	Taxythingy	NF	no factor TF: 65-66
2009-03-05	Taxythingy	NF	no factor TF: 64-65
2009-03-01	Pendets	NF	no factor TF: 63-64
2008-07-29	-anonymous-	NF	no factor TF: 1-63
2004-04-29	oerwin	NF	no factor TF: 1-62
2002-10-07	-anonymous-	NF	no factor TF: 1-58
2001-08-26	-anonymous-	NF	no factor TF: 1-57
2000-06-11	-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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