Gruß radix !
$${\mathtt{45}}{!} = {\mathtt{119\,622\,220\,865\,480\,194\,561\,963\,161\,495\,657\,715\,064\,383\,733\,760\,000\,000\,000}}$$
$${{\mathtt{45}}}^{{\mathtt{50}}} = {\mathtt{45\,774\,719\,191\,272\,635\,313\,479\,811\,160\,208\,512\,239\,764\,957\,207\,999\,174\,215\,728\,999\,115\,526\,676\,177\,978\,515\,625}}$$
$${\mathtt{45\,000\,000\,000\,000\,000\,000\,000\,000\,000}} = {\mathtt{4.5\times 10^{28}}}$$
$${\mathtt{123\,456\,789\,123\,456\,789\,123\,456\,789\,123\,456\,789}} \approx {\mathtt{1.2345678912345679\times 10^{35}}}$$