You simply multiply the number by its self 3 times.
For example: 7x7x7, or 7 to the 3rd power.
42 is not a cube number.
It is called a perfect cube.
No.The cube of 3 is 27 and the cube of 4 is 64 so 44 isn't a cube number.
No. (The closest cube number is 64 = 43.)
a perfect cube
It is the cube of a prime number.
It is not a perfect cube.
It is not a perfect cube.
It is not a perfect cube.
It is a perfect cube.
A perfect cube is.
Every real number is a cubic number: it is the cube of its cube root!