# [MATLAB], 1.797693e+308 - 1.7e308 = 9.769313e+306, 7 bytes

    realmax

outputs 1.797693e308

    1.7e308

outputs... 1.7e308 (duh)


[Try it online!][TIO-kz76ajjx]

[Octave]: https://www.gnu.org/software/octave/
[TIO-kz76ajjx]: https://tio.run/##y08uSSxL/f@/KDUxJzexgovLUM881djA4v9/AA "Octave – Try It Online"