Perfect Square
398010685590727604202410323897728230186744140641 is a perfect square (630880880666649783203121 × 630880880666649783203121)
398010685590727604202410323897728230186744140641 is a perfect square (630880880666649783203121 × 630880880666649783203121)
398010685590727604202410323897728230186744140641 is odd
Previous odd number is 398010685590727604202410323897728230186744140639
Next odd number is 398010685590727604202410323897728230186744140643
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