Make use of GCF Calculator come quickly discover the Greatest common Factor of number 20, 30 i.e. 10 largest integer by which both the numbers have the right to be divided.

You are watching: What factors do 20 and 30 have in common

Greatest typical factor (GCF) that 20 and also 30 is 10.

GCF(20,30) = 10


Prime factorization of 20

2 20
2 10
5 5
1

Prime components of 20 room 2,5. Prime factorization the 20 in exponential kind is:

20 = 22×51Prime administer of 30

2 30
3 15
5 5
1

Prime factors of 30 room 2,3,5. Prime factorization the 30 in exponential form is:

30 = 21×31×51∴ for this reason by taking typical prime factors GCF that 20 and also 30 is 10
Factors the 20

List of hopeful integer components of 20 the divides 20 there is no a remainder.

1,2,4,5,10,20

Factors the 30

List of positive integer determinants of 30 the divides 30 there is no a remainder.

1,2,3,5,6,10,15,30Greatest common Factor

We uncovered the factors and also prime administer of 20 and 30. The biggest common factor number is the GCF number. So the greatest typical factor 20 and also 30 is 10.

Also inspect out the Least common Multiple of 20 and 30


1. What is the GCF the 20 and also 30?

Answer: GCF the 20 and 30 is 10.

2. What space the factors of 20?

Answer: factors of 20 are 1, 2, 4, 5, 10, 20. There room 6 integers that are determinants of 20. The greatest variable of 20 is 20.

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3. What room the determinants of 30?

Answer: determinants of 30 room 1, 2, 3, 5, 6, 10, 15, 30. There space 8 integers that are determinants of 30. The greatest factor of 30 is 30.

4. How to discover the GCF the 20 and also 30?

Answer:

Greatest typical Factor the 20 and also 30 = 10

Step 1: uncover the prime factorization of 20

20 = 2 x 2 x 5

Step 2: discover the element factorization the 30

30 = 2 x 3 x 5

Step 3: main point those factors both numbers have in common in measures i) or ii) over to discover the gcf:

GCF = 2 x 5 = 10

Step 4: Therefore, the greatest typical factor that 20 and 30 is 10


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