What is the Greatest Common Factor of 65620 and 65634?

Greatest common factor (GCF) of 65620 and 65634 is 2.

GCF(65620,65634) = 2

We will now calculate the prime factors of 65620 and 65634, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65620 and 65634.

How to find the GCF of 65620 and 65634?

We will first find the prime factorization of 65620 and 65634. After we will calculate the factors of 65620 and 65634 and find the biggest common factor number .

Step-1: Prime Factorization of 65620

Prime factors of 65620 are 2, 5, 17, 193. Prime factorization of 65620 in exponential form is:

65620 = 2² × 5¹ × 17¹ × 193¹

Step-2: Prime Factorization of 65634

Prime factors of 65634 are 2, 3, 10939. Prime factorization of 65634 in exponential form is:

65634 = 2¹ × 3¹ × 10939¹

Step-3: Factors of 65620

List of positive integer factors of 65620 that divides 65620 without a remainder.

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 772, 965, 1930, 3281, 3860, 6562, 13124, 16405, 32810

Step-4: Factors of 65634

List of positive integer factors of 65634 that divides 65620 without a remainder.

1, 2, 3, 6, 10939, 21878, 32817

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65620 and 65634. The biggest common factor number is the GCF number.
So the greatest common factor 65620 and 65634 is 2.

Also check out the Least Common Multiple of 65620 and 65634