Perfect Square
99409313342579861776 is a perfect square (9970421924 × 9970421924)
99409313342579861776 is a perfect square (9970421924 × 9970421924)
99409313342579861776 is even
Previous even number is 99409313342579861774
Next even number is 99409313342579861778
982383867398660886201972841347380360052198170948751887896576
1010110001110010100110100111100101010111101111110001110100100010000