50 733 509 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 =	615000
B2 =	20295000

Status	Date	User	Residue	Shift	Software
Verified	2010-11-04	webbone_engineering	57C3867B850D801E	39119798	Windows,Prime95,v25.9,build 4
Verified	2020-05-09	Dubslow	57C3867B850D801E	15926314	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-05-09	Dubslow	C-LL	57C3867B850D801E
2019-06-02	TheJudger	NF	no factor TF: 73-74
2015-12-25	AirSquirrels	NF	no factor TF: 72-73
2015-12-05	-anonymous-	NF	no factor TF: 71-72
2015-06-28	Mark Rose	NF	no factor TF: 70-71
2015-01-15	monst	NF	no factor TF: 69-70
2010-11-04	webbone_engineering	C-LL	57C3867B850D801E
2009-01-03	Mark Buono	NF	no factor TF: 68-69
2008-12-29	Mark Buono	NF	no factor TF: 67-68
2008-12-26	Sturle Sunde	NF-PM1	B1=615000, B2=20295000
2008-12-12	CyberChris70	NF	no factor TF: 66-67
2008-12-10	CyberChris70	NF	no factor TF: 65-66
2008-12-09	CyberChris70	NF	no factor TF: 64-65
2008-09-17	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
2002-01-15	-anonymous-	NF	no factor TF: 1-58
2001-04-21	-anonymous-	NF	no factor TF: 1-57
2000-04-19	-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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