64 x 64 x 64 = 262,144. √ 262,144 = 512. Another way of arriving at this is to take the square root of 64, and cube it  8 x 8 x 8 also = 512.
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A square root of a number is another number, that when multiplied it by itself, gives
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The square root of pi is approximately 1.7725. A longer approximation of the square root of pi is 1.7724538509055160272981674833411. The square root of pi goes on forever.
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to find square root find factors of that number. 64 = 2 × 32. = 2 × 2 × 16. = 2 × 2 × 4 × 4. make groups of 2 of equal factors. = (2 × 2)
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