The only perfect squares from 1 to 31 are 1, 4, 9, 16, and 25.
All of the other 26 are NOT perfect squares.
2,3,5,6,7,8,10,11,12,13,14,15,17,18,19,20,21,22,23,24,26,27.28,29,30,31
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1001
31 is a prime number. Please note that all perfect squares are composite, except 0 and 1.
1 and 400.
The first five perfect squares are: 1, 4, 9, 16, 25
Perfect square roots are the counting numbers {1, 2, 3, ...} The squares of the perfect square roots are the perfect squares, namely 1² = 1, 2² = 4, 3² = 9, etc.