Perfect Square
72712687950265291009 is a perfect square (8527173503 × 8527173503)
72712687950265291009 is a perfect square (8527173503 × 8527173503)
72712687950265291009 is odd
Previous odd number is 72712687950265291007
Next odd number is 72712687950265291011
111111000100010111010111000111000101000011011000111001000100000001
384441796602643747690015568757800596048294650750581852713729