How do you type e^ in the calculator?
You can just type it into the entry box if you want
eg e^5= Use the equals on the calc sometimes it works better than just typing it in I think.
$${{\mathtt{e}}}^{{\mathtt{5}}} = {\mathtt{148.413\: \!159\: \!102\: \!576\: \!603\: \!4}}$$