Nemes a perfect square.
12. Find the smallest number by which 235445 must be divided so that it becomes a
perfect square. Also, find the square root of the perfect square so obtained.
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Prime factorization of 235445 is 7 * 7 * 31 * 31 * 5
Since the prime factor 5 does not occur in a pair, so 235445 is not a perfect square.
In order to make it a perfect square, it must be divided by 5.
So, 235445/5 = 47089
Square root of 47089 = 217 * 217 = 217
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