Perfect Square
669027755622817740452809 is a perfect square (817941168803 × 817941168803)
669027755622817740452809 is a perfect square (817941168803 × 817941168803)
10001101 10101100 00010001 00111010 11100101 11111100 01110011 01000101 01110011 11001001
669027755622817740452809 is odd
Previous odd number is 669027755622817740452807
Next odd number is 669027755622817740452811
299455577549074992618523089509443648662239685617372946133155940633711129