What is the Greatest Common Factor of 86109 and 86121?

Greatest common factor (GCF) of 86109 and 86121 is 3.

GCF(86109,86121) = 3

We will now calculate the prime factors of 86109 and 86121, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86109 and 86121.

How to find the GCF of 86109 and 86121?

We will first find the prime factorization of 86109 and 86121. After we will calculate the factors of 86109 and 86121 and find the biggest common factor number .

Step-1: Prime Factorization of 86109

Prime factors of 86109 are 3, 28703. Prime factorization of 86109 in exponential form is:

86109 = 3¹ × 28703¹

Step-2: Prime Factorization of 86121

Prime factors of 86121 are 3, 7, 1367. Prime factorization of 86121 in exponential form is:

86121 = 3² × 7¹ × 1367¹

Step-3: Factors of 86109

List of positive integer factors of 86109 that divides 86109 without a remainder.

1, 3, 28703

Step-4: Factors of 86121

List of positive integer factors of 86121 that divides 86109 without a remainder.

1, 3, 7, 9, 21, 63, 1367, 4101, 9569, 12303, 28707

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86109 and 86121. The biggest common factor number is the GCF number.
So the greatest common factor 86109 and 86121 is 3.

Also check out the Least Common Multiple of 86109 and 86121