What is the Greatest Common Factor of 68809 and 68822?

Greatest common factor (GCF) of 68809 and 68822 is 13.

GCF(68809,68822) = 13

We will now calculate the prime factors of 68809 and 68822, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68809 and 68822.

How to find the GCF of 68809 and 68822?

We will first find the prime factorization of 68809 and 68822. After we will calculate the factors of 68809 and 68822 and find the biggest common factor number .

Step-1: Prime Factorization of 68809

Prime factors of 68809 are 13, 67, 79. Prime factorization of 68809 in exponential form is:

68809 = 13¹ × 67¹ × 79¹

Step-2: Prime Factorization of 68822

Prime factors of 68822 are 2, 13, 2647. Prime factorization of 68822 in exponential form is:

68822 = 2¹ × 13¹ × 2647¹

Step-3: Factors of 68809

List of positive integer factors of 68809 that divides 68809 without a remainder.

1, 13, 67, 79, 871, 1027, 5293

Step-4: Factors of 68822

List of positive integer factors of 68822 that divides 68809 without a remainder.

1, 2, 13, 26, 2647, 5294, 34411

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68809 and 68822. The biggest common factor number is the GCF number.
So the greatest common factor 68809 and 68822 is 13.

Also check out the Least Common Multiple of 68809 and 68822