0
Anonymous
9.
Wiki User
The number one.
9
1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675
1, 3, 5, 9, 15, 45.
3
1, 3, 5, 9, 15, 27, 45, 135.
One.
1, 3, 5, 9, 15, 25, 45, 75, 225.
1 and 3.
1 and 5.