What is the Greatest Common Factor of 61328 and 61340?

Greatest common factor (GCF) of 61328 and 61340 is 4.

GCF(61328,61340) = 4

We will now calculate the prime factors of 61328 and 61340, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61328 and 61340.

How to find the GCF of 61328 and 61340?

We will first find the prime factorization of 61328 and 61340. After we will calculate the factors of 61328 and 61340 and find the biggest common factor number .

Step-1: Prime Factorization of 61328

Prime factors of 61328 are 2, 3833. Prime factorization of 61328 in exponential form is:

61328 = 2⁴ × 3833¹

Step-2: Prime Factorization of 61340

Prime factors of 61340 are 2, 5, 3067. Prime factorization of 61340 in exponential form is:

61340 = 2² × 5¹ × 3067¹

Step-3: Factors of 61328

List of positive integer factors of 61328 that divides 61328 without a remainder.

1, 2, 4, 8, 16, 3833, 7666, 15332, 30664

Step-4: Factors of 61340

List of positive integer factors of 61340 that divides 61328 without a remainder.

1, 2, 4, 5, 10, 20, 3067, 6134, 12268, 15335, 30670

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61328 and 61340. The biggest common factor number is the GCF number.
So the greatest common factor 61328 and 61340 is 4.

Also check out the Least Common Multiple of 61328 and 61340