%%
%% Ein Beispiel der DANTE-Edition
%%
%% 2. Auflage
%%
%% Beispiel 06-03-112 auf Seite 282.
%%
%% Copyright (C) 2016 Herbert Voss
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%%
%% See
http://www.latex-project.org/lppl.txt for details.
%%
%%
%% ====
% Show page(s) 1
%%
%%
\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{169.16928pt}
\usepackage[utf8]{inputenc}
%StartShownPreambleCommands
\usepackage[exponent-product=\cdot]{siunitx}
\usepackage{booktabs}
\sisetup{table-number-alignment=center}
%StopShownPreambleCommands
\begin{document}
\begin{tabular}{c
S[table-format=1.3e1]<{{\,\si{\kilogram}}}
S[table-format=2.2]}\toprule
\emph{No} & \multicolumn{1}{c}{\emph{Masse}}
& {Masse/\SI{e3}{\kilogram}}\\\midrule
1 & 4.56e3 & 4.56 \\
2 & 2.40e3 & 2.40 \\
3 & 1.345e4 & 13.45 \\
4 & 4.5e2 & 0.45 \\\bottomrule
\end{tabular}
\end{document}