# 119

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## Number

$119$ (one hundred and nineteen) is:

$7 \times 17$

The $5$th term of the $2$nd $5$-tuple of consecutive integers have the property that they are not values of the $\sigma$ function $\map \sigma n$ for any $n$:
$\tuple {115, 116, 117, 118, 119}$

The $9$th number after $1$, $3$, $22$, $66$, $70$, $81$, $94$, $115$ whose $\sigma$ value is square:
$\map \sigma {119} = 144 = 12^2$

The $38$th semiprime:
$119 = 7 \times 17$