Make usage of GCF Calculator to quickly discover the Greatest typical Factor of number 20, 30 i.e. 10 largest integer whereby both the numbers have the right to be divided.

You are watching: Common factors of 20 and 30

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

GCF(20,30) = 10


Prime administer of 20

2 20
2 10
5 5
1

Prime factors of 20 space 2,5. Element factorization of 20 in exponential type is:

20 = 22×51Prime administer of 30

2 30
3 15
5 5
1

Prime components of 30 are 2,3,5. Element factorization that 30 in exponential kind is:

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

List of confident integer determinants of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors the 30

List of positive integer determinants of 30 that divides 30 without a remainder.

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

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

Also check out the Least usual Multiple that 20 and also 30


1. What is the GCF of 20 and 30?

Answer: GCF the 20 and 30 is 10.

2. What space the components of 20?

Answer: components of 20 space 1, 2, 4, 5, 10, 20. There room 6 integers the are factors of 20. The greatest element of 20 is 20.

See more: How Many Cups In A 750Ml Bottle Of Wine, Wine Basics: How Many Glasses Of Wine In A Bottle

3. What room the determinants of 30?

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

4. Just how to uncover the GCF the 20 and also 30?

Answer:

Greatest usual Factor that 20 and 30 = 10

Step 1: uncover the prime factorization the 20

20 = 2 x 2 x 5

Step 2: uncover the element factorization of 30

30 = 2 x 3 x 5

Step 3: multiply those factors both numbers have actually in common in steps i) or ii) above to discover the gcf:

GCF = 2 x 5 = 10

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


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