Test whether the given numbers are perfect cubes or not.
64000

Test whether the given numbers are perfect cubes or not. 729

Test whether the given number is perfect cube or not: 516

Test whether the given number is perfect cube or not: 243

Test whether the given number is perfect cube or not: 2700

Test whether the given number is perfect cube or not: 8000

Is 8 a perfect cube ?

By subtraction of successive odd numbers find whether the following numbers are perfect squares or not :90.

Is 81 a perfect cube?

By subtraction of successive odd numbers find whether the following numbers are perfect squares or not :55

By subtraction of successive odd numbers find whether the following numbers are perfect squares or not : 121.