Perfect Square
81537712082427060142225 is a perfect square (285548090665 × 285548090665)
81537712082427060142225 is a perfect square (285548090665 × 285548090665)
81537712082427060142225 is odd
Previous odd number is 81537712082427060142223
Next odd number is 81537712082427060142227
10001010001000010101100010001000011011010011101100101000110111100000010010001
542095202020321449025038964081464875613101298524839532408657777640625