Question

Find the least number of six digits which is a perfect square. Find the square root of this number.

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Answer 1

The least number of six digits is 111111, which is a perfect square .

The square root of this number is111

Answer 2

• Let us try 999999. The square root of 999999 = 999.9995, which is not a perfect square root.

• The nearest number is 999 and its square = 998001.

• The greatest 6-digit number that is a perfect square is 998001 and its square root is 999