Greatest prime factor

From specialfunctionswiki
Revision as of 05:21, 22 June 2016 by Tom (talk | contribs)
Jump to: navigation, search

Define the greatest prime factor function $\mathrm{gpf}\colon \mathbb{Z}^+ \rightarrow \mathbb{Z}^+$ by

$\mathrm{gpf}(n) = \{\mathrm{greatest \hspace{2pt} prime \hspace{2pt} factor \hspace{2pt} of \hspace{2pt}}n\}.$

Properties

References