54 237 719 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 =	570000
B2 =	12540000

Status	Date	User	Residue	Shift	Software
Verified	2013-05-17	TonySutt	898FF69928AE0EC8	1133789	Windows 64-bit,Prime95,v27.7,build 2
Verified	2020-11-14	Dubslow	898FF69928AE0EC8	20558992	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-11-14	Dubslow	C-LL	898FF69928AE0EC8
2019-07-31	Jon Pace	NF	no factor TF: 73-74
2016-02-02	AirSquirrels	NF	no factor TF: 72-73
2013-05-17	TonySutt	C-LL	898FF69928AE0EC8
2012-03-19	wangyun183	NF	no factor TF: 71-72
2012-01-15	Charlie_Tango	NF-PM1	B1=570000, B2=12540000
2011-09-21	megavink	NF	no factor TF: 70-71
2011-05-25	Anonim	NF	no factor TF: 69-70
2011-04-02	Per Jessen	NF	no factor TF: 68-69
2009-05-09	blackivory	NF	no factor TF: 67-68
2009-02-11	trif	NF	no factor TF: 66-67
2009-01-13	trif	NF	no factor TF: 65-66
2008-12-25	borkencode	NF	no factor TF: 64-65
2008-12-19	1997rj7	NF	no factor TF: 1-64
2008-05-10	-anonymous-	NF	no factor TF: 1-63
2003-11-28	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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