What is the Greatest Common Factor of 63740 and 63760?

Greatest common factor (GCF) of 63740 and 63760 is 20.

GCF(63740,63760) = 20

We will now calculate the prime factors of 63740 and 63760, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63740 and 63760.

How to find the GCF of 63740 and 63760?

We will first find the prime factorization of 63740 and 63760. After we will calculate the factors of 63740 and 63760 and find the biggest common factor number .

Step-1: Prime Factorization of 63740

Prime factors of 63740 are 2, 5, 3187. Prime factorization of 63740 in exponential form is:

63740 = 2² × 5¹ × 3187¹

Step-2: Prime Factorization of 63760

Prime factors of 63760 are 2, 5, 797. Prime factorization of 63760 in exponential form is:

63760 = 2⁴ × 5¹ × 797¹

Step-3: Factors of 63740

List of positive integer factors of 63740 that divides 63740 without a remainder.

1, 2, 4, 5, 10, 20, 3187, 6374, 12748, 15935, 31870

Step-4: Factors of 63760

List of positive integer factors of 63760 that divides 63740 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 3188, 3985, 6376, 7970, 12752, 15940, 31880

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63740 and 63760. The biggest common factor number is the GCF number.
So the greatest common factor 63740 and 63760 is 20.

Also check out the Least Common Multiple of 63740 and 63760