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2 and 3.

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Q: What are the common prime factors of 18 and 30?
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What pair of numbers is 30 and 18 a common prime factor?

The common prime factors of 18 and 30 are 2 and 3.


What is a common factor of 18 and 30?

The prime factors of 18 are 2, 3 and 3 The prime factors of 30 are 2, 3 and 5 As 2 and 3 are common to both then they are common factors. Further, when numbers share common prime factors, any number which those factors can produce through multiplication is also a common factor of the two original numbers. In this case 2 x 3 = 6, so 2, 3 and 6 are common factors of 18 and 30.


What are common factors of 18 30?

Common factors of 18 and 30 are: 1, 2, 3, and 6.


What are the common prime factors of 30 and 24?

The common prime factors are 2 and 3.


How is the largest factor that 12 and 30 have in common related to the prime factors the two have in common?

The largest factor that 12 and 30 have in common is the product of the two prime factors they have in common.


What common factors of 12 18 and 30?

The common factors of 12, 18 and 30 are: 1, 2, 3, 6


What are the common factors of 30?

1,30 2,15 3,10 5,6 Common factors are factors that two or more numbers have in common. A single number cannot have common factors. A single number can have factors, prime factors, and proper factors. The factors of 30 are listed above. The prime factors of 30 are 2, 3, and 5.


What are common factors of 18 and 30?

2 and 3 are common factors of both 18 and 30. Another common factor is 6. AND 1


What are all the common factors of 18 and 30?

The common positive integer factors of 18 and 30 are: 1, 2, 3, 6


What are the highest common factors of 18 30 and 48?

Common factors of 18, 30, and 48 are: 1, 2, 3, and 6.


What is the common factors of 18 and 30?

The factors 18 are 1, 2, 3, 6, 9, and 18. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The common factors of 18 and 30 are 1, 2, 3, and 6.


What is the greatest common factor of 30 and 36?

The GCF of 30 and 36 is 6.One way to determine the greatest common factor is to find all the factors of the numbers and compare them.The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36.The common factors are 1, 2, 3, and 6. Therefore, the greatest common factor is 6.The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together.The prime factors of 30 are 2, 3, and 5.The prime factors of 36 are 2, 2, 3, and 3.The prime factors they have in common are 2 and 3, so the greatest common factor is 2 x 3 = 6.The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36.The greatest common factor of 30 and 36 is 6.6