a number that can be expressed as the product of 3 equal factors?

a number that can be expressed as the product of 2 equal factors

product of 1 and a radical

product of a rational number and a radical

1. A perfect cube. Example: 125 = 5*5*5.

2. A perfect square. Example: 36 = 6*6.

3. 1*sqrt (4)

4. 8*sqrt(4)