What is the Greatest Common Factor of 67740 and 67756?

Greatest common factor (GCF) of 67740 and 67756 is 4.

GCF(67740,67756) = 4

We will now calculate the prime factors of 67740 and 67756, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67740 and 67756.

How to find the GCF of 67740 and 67756?

We will first find the prime factorization of 67740 and 67756. After we will calculate the factors of 67740 and 67756 and find the biggest common factor number .

Step-1: Prime Factorization of 67740

Prime factors of 67740 are 2, 3, 5, 1129. Prime factorization of 67740 in exponential form is:

67740 = 2² × 3¹ × 5¹ × 1129¹

Step-2: Prime Factorization of 67756

Prime factors of 67756 are 2, 13, 1303. Prime factorization of 67756 in exponential form is:

67756 = 2² × 13¹ × 1303¹

Step-3: Factors of 67740

List of positive integer factors of 67740 that divides 67740 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1129, 2258, 3387, 4516, 5645, 6774, 11290, 13548, 16935, 22580, 33870

Step-4: Factors of 67756

List of positive integer factors of 67756 that divides 67740 without a remainder.

1, 2, 4, 13, 26, 52, 1303, 2606, 5212, 16939, 33878

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67740 and 67756. The biggest common factor number is the GCF number.
So the greatest common factor 67740 and 67756 is 4.

Also check out the Least Common Multiple of 67740 and 67756