$${\sqrt{{\mathtt{121}}}} = {\mathtt{11}}$$ $${\sqrt[{{\mathtt{5}}}]{{\mathtt{32}}}} = {\mathtt{2}}$$ $${\sqrt{{\mathtt{45}}}} = {\mathtt{6.708\: \!203\: \!932\: \!499\: \!369\: \!1}}$$
$${\sqrt[{{\mathtt{3}}}]{{\mathtt{125}}}} = {\mathtt{5}}$$ $${\sqrt[{{\mathtt{4}}}]{{\mathtt{4\,862}}}} = {\mathtt{8.350\: \!331\: \!917\: \!896\: \!513\: \!6}}$$