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What are the prime numbers for 90?

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Anonymous

11y ago
Updated: 8/20/2019

To find the prime factors of 90, start with any two numbers that equal 90 when they are multiplied together. For example, 2 and 45:

2 time 45 = 90

2 is prime, but 45 is composite, so continue factoring.

2 x 5 x 9 = 90, 2 and 5 are prime, but 9 is composite. Continue factoring.

2 x 5 x 3 x 3 = 90, All factors are prime,

so the prime factorization of 90 is 2 x 3 x 3 x 5.

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Wiki User

11y ago

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