Perfect Square
47991486577185649 is a perfect square (219069593 × 219069593)
47991486577185649 is a perfect square (219069593 × 219069593)
10101010 10000000 00000000 10110101 10101101 00010011 01110001
47991486577185649 is odd
Previous odd number is 47991486577185647
Next odd number is 47991486577185651