16093 x 4 = 64372
W=1, R=6, O=0, N=9, G=3
R=6, I=4, G=3, H=7, T=2.
16427 x 4 = 65708
W=1, R=6, O=4, N=2, G=7
R=6, I=5, G=7, H=0, T=8.
16958 x 4 = 67832
W=1, R=6, O=9, N=5, G=8
R=6, I=7, G=8, H=3, T=2.
17562 x 4 = 70248
W=1, R=7, O=5, N=6, G=2
R=7, I=0, G=2, H=4, T=8.
There are 4 number of solutions.