258

Number
$258$ (two hundred and fifty-eight) is:


 * $2 \times 3 \times 43$


 * The $41$st nontotient:
 * $\nexists m \in \Z_{>0}: \phi \left({m}\right) = 258$
 * where $\phi \left({m}\right)$ denotes the Euler $\phi$ function