Perfect Square
1642912225740817490006304767521729 is a perfect square (40532853658986527 × 40532853658986527)
1642912225740817490006304767521729 is a perfect square (40532853658986527 × 40532853658986527)
1642912225740817490006304767521729 is odd
Previous odd number is 1642912225740817490006304767521727
Next odd number is 1642912225740817490006304767521731
101000100000000011101111011010101000010010101110111110101110111001100111100011110010011000000101011001111000001
4434483918565391971073580123953884419286966677767668186858225491889042443786646494012131289237703489
2699160581488646847199157412773704518575051346573923048836487149441