Perfect Square
63880676613371138481 is a perfect square (7992538809 × 7992538809)
63880676613371138481 is a perfect square (7992538809 × 7992538809)
63880676613371138481 is odd
Previous odd number is 63880676613371138479
Next odd number is 63880676613371138483
110111011010000101110000001110110011101111100101110001000110110001
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