Negative numbers don't have prime factorizations.
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The prime factorization of 90 is 2 x 3 x 3 x 5.
The prime factors of 90 in exponential form are 21 x 32 x 51.
Oh, what a happy little prime factorization we have here! Let's take a closer look. When we multiply 2 by 3 by 3 by 5, we get 90. So, this prime factorization is for the number 90. Isn't that just lovely?
90 = 2 x 5 x 3 x 3 = 3^2 x 5 x 2. 3^2 x 5 x 2 is the prime factorization of 90 written in exponent form.
Prime factorization is the finding which prime number multiply to get to make the original number. Factors of 90: 1, 2, 3, 4, 5, 6, 9, 10, 15, 18, 30, 45, 90 Prime Factors: 2, 3, 5 Prime Factorization: 2 x 3 x 3 x 5