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Greatest Common Factor of 100 and 120

Greatest common factor (GCF) of 100 and 120 is 20.

GCF(100,120) = 20

We will now calculate the prime factors of 100 and 120, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 100 and 120.

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Prime Factorization of 100

Prime factors of 100 are 2, 5. Prime factorization of 100 in exponential form is:

100 = 22 × 52

Prime Factorization of 120

Prime factors of 120 are 2, 3, 5. Prime factorization of 120 in exponential form is:

120 = 23 × 31 × 51

Factors of 100

List of positive integer factors of 100 that divides 100 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50

Factors of 120

List of positive integer factors of 120 that divides 100 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60

Greatest Common Factor

We found the factors and prime factorization of 100 and 120. The biggest common factor number is the GCF number.
So the greatest common factor 100 and 120 is 20.

Also check out the Least Common Multiple of 100 and 120

Recent Comments
kyalimpa 2019-06-11 12:50:54

make good solusion

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