# 238

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## Number

$238$ (two hundred and thirty-eight) is:

$2 \times 7 \times 17$

The $14$th untouchable number after $2$, $5$, $52$, $88$, $96$, $120$, $124$, $146$, $162$, $188$, $206$, $210$, $216$

The smallest positive integer which can be expressed as the sum of $2$ distinct lucky numbers in $15$ different ways

The $23$rd sphenic number after $30$, $42$, $66$, $70$, $78$, $102$, $105$, $110$, $114$, $130$, $138$, $154$, $165$, $170$, $174$, $182$, $186$, $190$, $195$, $222$, $230$, $231$:
$238 = 2 \times 7 \times 17$