You can use the mod function on the calculator here.
$$\left({{\mathtt{132}}}^{{\mathtt{28}}}\right) {mod} \left({\mathtt{19}}\right) = {\mathtt{1}}$$
NB You have to enter it in the form mod(13228,19)
132^28=237722382265702195720783579409029536921429931073958026674176
237722382265702195720783579409029536921429931073958026674176/19=
12511704329773799774778083126791028259022627951260948772325.0526315789473684