50 901 371 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 =	595000
B2 =	14131250

Status	Date	User	Residue	Shift	Software
Verified	2010-06-03	linded	BF071DE0E7F4A63B	13752214	Windows Service,Prime95,v25.8,build 4
Verified	2020-05-29	Dubslow	BF071DE0E7F4A63B	35542931	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-05-29	Dubslow	C-LL	BF071DE0E7F4A63B
2018-10-16	Mark Rose	NF	no factor TF: 73-74
2015-12-23	Judge Hale	NF	no factor TF: 72-73
2015-12-17	AirSquirrels	NF	no factor TF: 71-72
2015-05-24	Mark Rose	NF	no factor TF: 70-71
2015-01-24	monst	NF	no factor TF: 69-70
2010-06-03	linded	C-LL	BF071DE0E7F4A63B
2009-09-08	Jud McCranie	NF	no factor TF: 68-69
2009-07-07	belezbar	NF-PM1	B1=595000, B2=14131250
2009-04-13	willmore	NF	no factor TF: 67-68
2009-02-14	trif	NF	no factor TF: 66-67
2009-01-13	trif	NF	no factor TF: 65-66
2008-12-23	trif	NF	no factor TF: 64-65
2008-09-28	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
2000-04-19	-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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