13 = 1
23 = 8
33 = 27
43 = 64
53 = 125
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The sum of the first n cubed numbers is the square of the nth triangular number.
The sum of the first n cubed numbers is: [n*(n+1)/2]2 which is the same as the square of the sum of the first n numbers.
A number can't be cubed and prime. Cubed numbers (other than 1) have more than two factors.
no its 5 cubed not 5 cubed 5
5 cubed = 5x5x5 = 125