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The prime factors are: 2 x 3 x 3

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What are factors of 18 that are prime numbers?

Prime factors of 18 are 2 and 3.


List all the factors of 18 that are prime?

2 and 3


What is the prime factors of 18 and 15?

Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5


What are the prime factors for 18 and 21?

18 has prime factors 3 & 2 whereas 21 has prime factors 3 & 7.


What prime factors do 18 and 70 have in common?

The prime factors of 18 are 2, 3, and 3. The prime factors of 70 are 2, 5, and 7. The prime factors that 18 and 70 have in common are a single 2.


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Why is 198 the least common multiple of 99 and 18?

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