Perfect Square
82163641988535700666687048349924400400 is a perfect square (9064416251945610020 × 9064416251945610020)
82163641988535700666687048349924400400 is a perfect square (9064416251945610020 × 9064416251945610020)
82163641988535700666687048349924400400 is even
Previous even number is 82163641988535700666687048349924400398
Next even number is 82163641988535700666687048349924400402
554675578135163271580075614937064019269907424986890138113120531721685541193772960159460861493084850395712064000000
6750864064820266827725102092523558110736057430522995174139124395299520160000
111101110100000010010001001111111011001110000010100000001100010001100110010110001011001111011011010111011010110001110100010000