Question

Find the least number by which each of the following number must be divided to obtain a perfect cube write cube root of the number so obtained 4394
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Answer 1

Answer:

must be divided by 2 and cube root is 13

2 l 4394

13 l 2197

13 l 169

13 l 169

so 4394= 2×(13×13×13)

when we divide it by 2 we get

2197= 13×13×13

so the no. is 2 and cube root is 13