69 531 503 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	720000
B2 =	16380000

Status	Date	User	Residue	Shift	Software
Bad	2014-11-09	-anonymous-	630351E838C44884	9753788	Windows 64-bit,Prime95,v28.5,build 2
Bad	2017-01-30	Mark Rose	CDFFCB85C9E4589B	68190469	Linux 64-bit,Prime95,v28.9,build 2
Verified	2017-02-24	kkmrkkblmbrbk	D50B64B38B3437D7	14722640	Linux 64-bit,Prime95,v28.10,build 1
Verified	2017-03-03	MadPoo 🙂	D50B64B38B3437D7	35266690	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2017-03-03	MadPoo 🙂	C-LL	D50B64B38B3437D7
2017-02-24	kkmrkkblmbrbk	C-LL	D50B64B38B3437D7
2017-02-06	Bruno Victal	NF	no factor TF: 74-75
2017-01-30	Mark Rose	C-LL	CDFFCB85C9E4589B
2014-11-09	-anonymous-	C-LL	630351E838C44884
2014-06-16	NickOfTime	NF	no factor TF: 73-74
2014-06-14	James Heinrich	NF	no factor TF: 72-73
2014-02-27	kharlan	NF-PM1	B1=720000, B2=16380000, E=6
2014-02-23	garo	NF	no factor TF: 71-72
2012-09-28	Qazwaplol	NF	no factor TF: 70-71
2012-03-17	Net_Force	NF	no factor TF: 69-70
2010-03-03	ferdy	NF	no factor TF: 68-69
2010-03-01	Hatch	NF	no factor TF: 67-68
2010-02-25	Hatch	NF	no factor TF: 66-67
2010-02-23	Hatch	NF	no factor TF: 65-66
2010-02-20	Aleksey Osadchiy	NF	no factor TF: 64-65
2004-01-18	-anonymous-	NF	no factor TF: 1-64
2003-09-09	-anonymous-	NF	no factor TF: 1-62
2001-01-08	Joss	NF	no factor TF: 1-56
2000-10-22	Joss	NF	no factor TF: 1-54

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