Perfect Square
9960841212574241521 is a perfect square (3156080039 × 3156080039)
9960841212574241521 is a perfect square (3156080039 × 3156080039)
10001010 00111100 00000100 01001110 11011011 10001111 00010010 11110001
9960841212574241521 is odd
Previous odd number is 9960841212574241519
Next odd number is 9960841212574241523