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How many numbers from 1 to 125 are perfect powers?  (A perfect power is a number of the form a^b, where a > 1 and b > 1.)

 Oct 3, 2021
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(1, 4, 8, 9, 16, 25, 27, 36, 49, 64, 81, 100, 121, 125)==14 such numbers.

 Oct 4, 2021

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