how to find a number is a perfect cube or not

How to find a number if it is a perfect cube or not.
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take kube root av it.  If anser be a integer, first numb=perfekt

zampel...kube root(100)=4.641588833612778

If oenlee interested in small numbers, make tabel av first fyu kubes

1^3=1, 2^3=8, 3^3=27, 4^3=64, 5^3=125
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