What is the Greatest Common Factor of 39740 and 39756?

Greatest common factor (GCF) of 39740 and 39756 is 4.

GCF(39740,39756) = 4

We will now calculate the prime factors of 39740 and 39756, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39740 and 39756.

How to find the GCF of 39740 and 39756?

We will first find the prime factorization of 39740 and 39756. After we will calculate the factors of 39740 and 39756 and find the biggest common factor number .

Step-1: Prime Factorization of 39740

Prime factors of 39740 are 2, 5, 1987. Prime factorization of 39740 in exponential form is:

39740 = 2² × 5¹ × 1987¹

Step-2: Prime Factorization of 39756

Prime factors of 39756 are 2, 3, 3313. Prime factorization of 39756 in exponential form is:

39756 = 2² × 3¹ × 3313¹

Step-3: Factors of 39740

List of positive integer factors of 39740 that divides 39740 without a remainder.

1, 2, 4, 5, 10, 20, 1987, 3974, 7948, 9935, 19870

Step-4: Factors of 39756

List of positive integer factors of 39756 that divides 39740 without a remainder.

1, 2, 3, 4, 6, 12, 3313, 6626, 9939, 13252, 19878

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39740 and 39756. The biggest common factor number is the GCF number.
So the greatest common factor 39740 and 39756 is 4.

Also check out the Least Common Multiple of 39740 and 39756