What is the Greatest Common Factor of 29940 and 29956?

Greatest common factor (GCF) of 29940 and 29956 is 4.

GCF(29940,29956) = 4

We will now calculate the prime factors of 29940 and 29956, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29940 and 29956.

How to find the GCF of 29940 and 29956?

We will first find the prime factorization of 29940 and 29956. After we will calculate the factors of 29940 and 29956 and find the biggest common factor number .

Step-1: Prime Factorization of 29940

Prime factors of 29940 are 2, 3, 5, 499. Prime factorization of 29940 in exponential form is:

29940 = 2² × 3¹ × 5¹ × 499¹

Step-2: Prime Factorization of 29956

Prime factors of 29956 are 2, 7489. Prime factorization of 29956 in exponential form is:

29956 = 2² × 7489¹

Step-3: Factors of 29940

List of positive integer factors of 29940 that divides 29940 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2994, 4990, 5988, 7485, 9980, 14970

Step-4: Factors of 29956

List of positive integer factors of 29956 that divides 29940 without a remainder.

1, 2, 4, 7489, 14978

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29940 and 29956. The biggest common factor number is the GCF number.
So the greatest common factor 29940 and 29956 is 4.

Also check out the Least Common Multiple of 29940 and 29956