254

Number
$254$ (two hundred and fifty-four) is:
 * $2 \times 127$


 * The $40$th nontotient:
 * $\nexists m \in \Z_{>0}: \phi \left({m}\right) = 254$
 * where $\phi \left({m}\right)$ denotes the Euler $\phi$ function


 * The $50$th positive integer $n$ such that no factorial of an integer can end with $n$ zeroes.