# What is the prime factorization of 90?

Prime factorization means expressing a composite number as the product of its prime factors.

## Answer: The prime factorization of 90 = 2 × 3 × 3 × 5 = 2 × 3^{2} × 5

Let us find the prime factorization of 90.

**Explanation:**

The prime factorization of 90 is the representation of 90 as a product of prime numbers and can be done in the following way:

90 = 2 × 3 × 3 × 5 = 2 × 3^{2} × 5