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Factors for 12 are: 1, 2, 3, 4, 6, 12

Factors for 18 are: 1, 2, 3, 6, 9, 18

Out of these 2 and 3 are the prime factors.

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13y ago
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5y ago

1, 2, 3, 4, 6, 12

1, 2, 3, 6, 9, 18

2 and 3 are prime.

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8y ago

The prime factors of 12 and 18 are 2 and 3
2 x 2 x 3 = 12
2 x 3 x 3 = 18

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Q: What are the factors and prime factors of 12 and 18?
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Related questions

Are 12 and 18 co-prime?

No, 12 and 18 are not coprime. Their common factors are 2, 3, and 6.


What are the factors and prime factors of 12 and 36?

The factors of 12 are: 1, 2, 3, 4, 6, and 12.The prime factors of 12 are: 2 and 3.The factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, and 36.The prime factors of 36 are: 2 and 3.


How do l found a numbers that has three prime factors a total of 18 divisors and is relatively prime to 12?

In order to be relatively prime to 12, it can't have the factors 2 or 3. Let's try 5^2 x 7^2 x 11. 13475 has three prime factors, 18 divisors, and is relatively prime to 12.


What are the factors and prime factors of 12 15 and 18?

The factors of 12 are: 1, 2, 3, 4, 6, and 12.The prime factors of 12 are: 2 and 3.The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.


What are the factors and prime factors for 36?

1, 2, 3, 4, 6, 9, 12, 18, 36 2 and 3 are prime.


What are factors of 18 that are prime numbers?

Prime factors of 18 are 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?

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What is the HCF of 18and 12?

To do this, you need to split the numbers into their prime factors: 18 = 2x3x3 12 = 2x2x3 The next step is to identify any common prime factors between the two numbers. In this case both numbers have a 2 and a 3 as prime factors. Multiply these together, and we get: 2x3 = 6. Therefore the HCF of 18 and 12 is 6.


What are the factors and prime factors of 12 show the work?

The factors of 12 are: 1,2,3,4,6. The prime factors are the prime numbers in the factors. So: 1,2,3 are the prime factors of 12.


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.


What is the prime of 18?

Regarding the question as being, What are the prime factors of 18? A prime number is a number that only has 1 and itself as factors. The number "1" itself is not regarded as a prime number. The prime factors can be obtained by successive division. 18 ÷ 2 = 9 9 ÷ 3 = 3 3 ÷ 3 = 1 The prime factors of 18 are 2,3 and 3. This can be written as 2 and 3². This can be checked as 2 x 3 x 3 = 18.