# How many prime factors does 120 have?

Mar 9, 2018

$120$ has three prime factors
$120 = 12 \times 10$
$\setminus \setminus \setminus \setminus \setminus = 3 \times 4 \times 2 \times 5$
$\setminus \setminus \setminus \setminus \setminus = 3 \times 2 \times 2 \times 2 \times 5$
$\setminus \setminus \setminus \setminus \setminus = {2}^{3} \times 3 \times 5$, all of which are prime