1104

Number
$1104$ (one thousand, one hundred and four) is:


 * $2^4 \times 3 \times 23$


 * The $9$th Keith number after $14$, $19$, $28$, $47$, $61$, $75$, $197$, $742$:
 * $1, 1, 0, 4, 6, 11, 21, 42, 80, 154, 297, 573, 1104 \ldots$