Perfect Square
4028771700802684811313822194813463124058427601921 is a perfect square (2007180036967955899491839 × 2007180036967955899491839)
4028771700802684811313822194813463124058427601921 is a perfect square (2007180036967955899491839 × 2007180036967955899491839)
4028771700802684811313822194813463124058427601921 is odd
Previous odd number is 4028771700802684811313822194813463124058427601919
Next odd number is 4028771700802684811313822194813463124058427601923
101100000110110000010111110000000110011101100110100110111110011101111001101101011101011100000110011001111011101111000001001100100101001001010101111011010000000001
65390999185257533152996886296476731492976007560456695607269453839063021168939527689575398009009004200078065162172859617968706915879350662243752961
16231001417188557704326236260906640365761748564174537097932224366514910444524383907074238842890241