Perfect Square
816396883223013910327910464 is a perfect square (28572659715592 × 28572659715592)
816396883223013910327910464 is a perfect square (28572659715592 × 28572659715592)
816396883223013910327910464 is even
Previous even number is 816396883223013910327910462
Next even number is 816396883223013910327910466
544131682888429578611733534763210506770285278839916005430863400003340468433977344
101010001101001110110000111011100001010100011111110010100000110110011111001110000001000000