Which one of the following numbers is not a square of any natural number ?

LohaHridoy
  1. 17956
  2. 18225
  3. 63592
  4. 53361

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Answer: Option 3

63592 is not a square of any natural number ∴ Any number that have 2, 3, 7, 8 on its units place , It could not be perfect square of any number.

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