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Greatest Common Factor of 24 and 40

Greatest common factor (GCF) of 24 and 40 is 8.

GCF(24,40) = 8

We will now calculate the prime factors of 24 and 40, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 24 and 40.

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Prime Factorization of 24

Prime factors of 24 are 2, 3. Prime factorization of 24 in exponential form is:

24 = 23 × 31

Prime Factorization of 40

Prime factors of 40 are 2, 5. Prime factorization of 40 in exponential form is:

40 = 23 × 51

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1, 2, 3, 4, 6, 8, 12

Factors of 40

List of positive integer factors of 40 that divides 24 without a remainder.

1, 2, 4, 5, 8, 10, 20

Greatest Common Factor

We found the factors and prime factorization of 24 and 40. The biggest common factor number is the GCF number.
So the greatest common factor 24 and 40 is 8.

Also check out the Least Common Multiple of 24 and 40

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