Perfect Square
668029834422708241 is a perfect square (817330921 × 817330921)
668029834422708241 is a perfect square (817330921 × 817330921)
668029834422708241 is odd
Previous odd number is 668029834422708239
Next odd number is 668029834422708243
1001 0100 0101 0101 0001 1001 1000 0101 0100 0010 0000 1110 1000 0001 0001