3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n = 600851475143; for ($i = 3; $i < $n; $i+=2) { if ($n % $i == 0) { echo $n/$i; break; } }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
8462696833