$a=5999856;
$b=99992800;
$c=100000000;
if ($a*$a*$a+$b*$b*$b==$c*$c*$c) {
  printf "%d^3 + %d^3 = %d^3\n", $a, $b, $c;
}

5999856^3 + 99992800^3 = 100000000^3