It is not. They are so-named because in any base, almost all reals have this property, i.e. reals which do not are abnormal. https://en.wikipedia.org/wiki/Norm

It is not. They are so-named because in any base, almost all reals have this property, i.e. reals which do not are abnormal. https://en.wikipedia.org/wiki/Normal_number https://en.wikipedia.org/wiki/Normal_number