Find the smallest number by which 1620 should be divided to get a perfect square. Find the square root of the square number so obtained.
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Prime factorisation of 1620=2×2×3×3×3×3×5
1620÷5=2×2×3×3×3×3
Thus, the smallest no. by which 1620 must be divided to get a perfect square is 5.
√324=18
1620÷5=2×2×3×3×3×3
Thus, the smallest no. by which 1620 must be divided to get a perfect square is 5.
√324=18
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find smallest whole number by which it should be decided to get a perfect squad number
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