104

Number
$104$ (one hundred and four) is:


 * $2^3 \times 13$


 * The $4$th primitive abundant number after $20, 70, 88$:
 * $1 + 2 + 4 + 8 + 13 + 26 + 52 = 106 > 104$


 * The $5$th primitive semiperfect number after $6, 20, 28, 88$:
 * $104 = 1 + 4 + 8 + 13 + 26 + 52$