# [Factor], 35 bytes ```lang-factor [ ":"split1 hex> swap hex> 16 * + ] ``` [Try it online!][TIO-lby8yv91] [Factor]: https://factorcode.org/ [TIO-lby8yv91]: https://tio.run/##LY2xCsIwFEV3v@LSUaE0i0MER8XFRZzEIZSnLbZp8vIkivjtMW09w@FylnsztQyczqfDca8RXNeKtPaO3khTOsOBGA9iS92U4JhE3o5bK/ARgfyTbE0Bm4WPH1QZPQoqo0dhl5nbf6kK33RBoYvpT6Gh1xYhGjcvtcYSK1xTn0uZfg "Factor – Try It Online"