What is the Greatest Common Factor of 84921 and 84939?

Greatest common factor (GCF) of 84921 and 84939 is 3.

GCF(84921,84939) = 3

We will now calculate the prime factors of 84921 and 84939, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84921 and 84939.

How to find the GCF of 84921 and 84939?

We will first find the prime factorization of 84921 and 84939. After we will calculate the factors of 84921 and 84939 and find the biggest common factor number .

Step-1: Prime Factorization of 84921

Prime factors of 84921 are 3, 28307. Prime factorization of 84921 in exponential form is:

84921 = 3¹ × 28307¹

Step-2: Prime Factorization of 84939

Prime factors of 84939 are 3, 23, 1231. Prime factorization of 84939 in exponential form is:

84939 = 3¹ × 23¹ × 1231¹

Step-3: Factors of 84921

List of positive integer factors of 84921 that divides 84921 without a remainder.

1, 3, 28307

Step-4: Factors of 84939

List of positive integer factors of 84939 that divides 84921 without a remainder.

1, 3, 23, 69, 1231, 3693, 28313

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84921 and 84939. The biggest common factor number is the GCF number.
So the greatest common factor 84921 and 84939 is 3.

Also check out the Least Common Multiple of 84921 and 84939