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Find the least number of 4 digits which is a perfect square.

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Find the least number of 4 digits which is a perfect square.

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Best answer

 The least 4 digit number is = 1000

The remainder is 39

Since, (31)2 < 1000

We take, the next perfect square number i.e., (32)2

(32)2 = 1024 > 1000

∴ 1024 is the required least number 4 digit number which is a perfect square.

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