Perfect Square
16777216000000000000000000000000 is a perfect square (4096000000000000 × 4096000000000000)
16777216000000000000000000000000 is a perfect square (4096000000000000 × 4096000000000000)
11010011 11000010 00011011 11001110 11001100 11101101 10100001 00000000 00000000 00000000 00000000 00000000 00000000
16777216000000000000000000000000 is even
Previous even number is 16777215999999999999999999999998
Next even number is 16777216000000000000000000000002
4722366482869645213696000000000000000000000000000000000000000000000000000000000000000000000000
281474976710656000000000000000000000000000000000000000000000000