Perfect Square
669027755577013035000625 is a perfect square (817941168775 × 817941168775)
669027755577013035000625 is a perfect square (817941168775 × 817941168775)
10001101 10101100 00010001 00111010 10111100 01010011 10110110 00010010 11100011 00110001
669027755577013035000625 is odd
Previous odd number is 669027755577013035000623
Next odd number is 669027755577013035000627
299455577487568690034973955075484536121107423458268775359025390869140625