Answer
$2^{3}$
Work Step by Step
In order to find the prime factorization of 8, we can try to divide 8 by the first prime, 2.
$8\div2=4$
Try to divide 4 by 2.
$4\div2=2$
2 itself is a prime number, so we cannot simplify any more. The prime factorization of 8 is $2\times2\times2=2^{3}$.