50 948 147 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 =	600000
B2 =	16650000

Status	Date	User	Residue	Shift	Software
Verified	2012-08-04	jkoster	287A3EE5F8BD9210	12758564	Windows 64-bit,Prime95,v27.3,build 1
Verified	2020-06-09	Dubslow	287A3EE5F8BD9210	26805987	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-06-09	Dubslow	C-LL	287A3EE5F8BD9210
2018-10-27	Mark Rose	NF	no factor TF: 73-74
2015-12-18	Judge Hale	NF	no factor TF: 72-73
2012-08-04	jkoster	C-LL	287A3EE5F8BD9210
2012-02-25	delta_t	NF	no factor TF: 70-72
2011-12-20	David Campeau	NF	no factor TF: 69-70
2009-07-28	NoWhereMan	NF	no factor TF: 68-69
2009-05-17	oodaira	NF-PM1	B1=600000, B2=16650000
2009-04-14	Net_Force	NF	no factor TF: 67-68
2008-12-10	cawgod	NF	no factor TF: 66-67
2008-12-04	dtlgc	NF	no factor TF: 65-66
2008-12-01	dtlgc	NF	no factor TF: 64-65
2008-10-06	Derek	NF	no factor TF: 1-64
2003-11-08	-anonymous-	NF	no factor TF: 1-60
2003-08-31	-anonymous-	NF	no factor TF: 1-59
2003-08-25	-anonymous-	NF	no factor TF: 1-59
2002-01-28	-anonymous-	NF	no factor TF: 1-58
2001-04-29	-anonymous-	NF	no factor TF: 1-57
2000-04-27	-anonymous-	NF	no factor TF: 1-56
2000-02-09	-anonymous-	NF	no factor TF: 1-54
2000-01-04	-anonymous-	NF	no factor TF: 1-53
1999-10-15	-anonymous-	NF	no factor TF: 1-53

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