\documentclass[a4paper]{article}

\usepackage{fmtcount}
\newcounter{N}

\padzeroes[5]

\newcommand{\printrow}[1]{%
\newline
\setcounter{N}{#1}
\makebox[0.75in][r]{\decimal{N}\quad}
\makebox[0.75in][r]{\hexadecimal{N}\quad}
\makebox[0.75in][r]{\ordinal{N}\quad}
\makebox[2in][l]{\numberstring{N}}
}

\renewcommand{\thesection}{\ordinal{section}}

\begin{document}

\section{Displaying the value of a counter}
\label{ex} 

\begin{ttfamily}
\noindent 
\makebox[0.75in][c]{decimal}
\makebox[0.75in][c]{hexadecimal}
\makebox[0.75in][c]{ordinal}
numberstring
\printrow{0}
\printrow{1}
\printrow{2}
\printrow{3}
\printrow{4}
\printrow{5}
\printrow{6}
\printrow{7}
\printrow{8}
\printrow{9}
\printrow{10}
\printrow{11}
\printrow{12}
\printrow{13}
\printrow{14}
\printrow{15}
\printrow{16}
\printrow{17}
\printrow{18}
\printrow{19}
\printrow{20}
\printrow{21}
\printrow{22}
\printrow{23}
\printrow{24}
\printrow{25}
\printrow{30}
\printrow{40}
\printrow{50}
\printrow{60}
\printrow{70}
\printrow{71}
\printrow{75}
\printrow{80}
\printrow{81}
\printrow{85}
\printrow{90}
\printrow{91}
\printrow{95}
\printrow{100}
\printrow{101}
\printrow{110}
\printrow{125}
\printrow{150}
\printrow{170}
\printrow{180}
\printrow{190}
\printrow{200}
\printrow{250}
\printrow{300}
\printrow{400}
\printrow{500}
\printrow{600}
\printrow{700}
\printrow{800}
\printrow{900}
\printrow{1000}
\printrow{99999}
\end{ttfamily}

\section{Cross-Referencing}

Referencing a label: \ref{ex}.

Passing numbers explicitly: \ordinalnum{10},
\Numberstringnum{10}, \NUMBERstringnum{10}, \Ordinalstringnum{10},
\ORDINALstringnum{10}.

\end{document}
