Perfect Square
72712687882047903001 is a perfect square (8527173499 × 8527173499)
72712687882047903001 is a perfect square (8527173499 × 8527173499)
72712687882047903001 is odd
Previous odd number is 72712687882047902999
Next odd number is 72712687882047903003
111111000100010111010111000110000101100001010100001101010100011001
384441795520620131728977256221379892852531917607065370709001