298

Previous  ... Next

Number

$298$ (two hundred and ninety-eight) is:

$2 \times 149$

The smallest positive integer which can be expressed as the sum of $2$ distinct lucky numbers in $17$ different ways

The $30$th noncototient after $10$, $26$, $34$, $50$, $\ldots$, $244$, $260$, $266$, $268$, $274$, $290$, $292$:

$\nexists m \in \Z_{>0}: m - \map \phi m = 298$

where $\map \phi m$ denotes the Euler $\phi$ function

The $48$th nontotient:

$\nexists m \in \Z_{>0}: \map \phi m = 298$

where $\map \phi m$ denotes the Euler $\phi$ function

Also see

• Previous  ... Next: Smallest Sum of 2 Lucky Numbers in n Ways
• Previous  ... Next: Nontotient
• Previous  ... Next: Noncototient