http://welt-zeit-uhr.de/zahlensysteme/index.php
$${\mathtt{0}}{\mathtt{\,\times\,}}{{\mathtt{5}}}^{{\mathtt{0}}}{\mathtt{\,\small\textbf+\,}}{\mathtt{3}}{\mathtt{\,\times\,}}{{\mathtt{5}}}^{{\mathtt{1}}}{\mathtt{\,\small\textbf+\,}}{\mathtt{4}}{\mathtt{\,\times\,}}{{\mathtt{5}}}^{{\mathtt{2}}}{\mathtt{\,\small\textbf+\,}}{\mathtt{2}}{\mathtt{\,\times\,}}{{\mathtt{5}}}^{{\mathtt{3}}} = {\mathtt{365}}$$
.http://de.wikibooks.org/wiki/Mathematik:_Schulmathematik:_Wurzelrechnung