720 = 7 + 2+ 0 = 9
43,200 = 4 + 3 + 2 + 0 + 0 = 9
2,592.000 = 2 + 5 + 9 + 2 + 0 + 0 + 0 = 9
9 + 9 + 9 = 27
2+7 = 9
720 = 7 + 2+ 0 = 9
43,200 = 4 + 3 + 2 + 0 + 0 = 9
2,592.000 = 2 + 5 + 9 + 2 + 0 + 0 + 0 = 9
9 + 9 + 9 = 27
2+7 = 9