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Anonymous
2 x 3 x 3 = 18
Wiki User
3*3*3
2*3*3*3
63 = 3*3*7
2*2*3*3
3 times 13
3 x 3 x 7
3 x 3 x 5 = 45
18 = 2 x 3 x 3
84 = 2 * 2 * 3 * 7
147 = 7 x 7 x 3
2 2 x 3 x 7