3, 5, 9, 15, 27, and 45
Anything from zero to 26 .
Undefined: You cannot divide by zero
Yes, by these numbers: 1, 3, 5, 9, 15, 27, 45, 135,
209 divided into 27 = 7.7407407407407405
18 divided 27 = 0.6666666666666666
27 divided to 9 = 3
3
0.7714
0.871
27
0.0046