What is the Greatest Common Factor of 32121 and 32139?

Greatest common factor (GCF) of 32121 and 32139 is 9.

GCF(32121,32139) = 9

We will now calculate the prime factors of 32121 and 32139, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 32121 and 32139.

How to find the GCF of 32121 and 32139?

We will first find the prime factorization of 32121 and 32139. After we will calculate the factors of 32121 and 32139 and find the biggest common factor number .

Step-1: Prime Factorization of 32121

Prime factors of 32121 are 3, 43, 83. Prime factorization of 32121 in exponential form is:

32121 = 3² × 43¹ × 83¹

Step-2: Prime Factorization of 32139

Prime factors of 32139 are 3, 3571. Prime factorization of 32139 in exponential form is:

32139 = 3² × 3571¹

Step-3: Factors of 32121

List of positive integer factors of 32121 that divides 32121 without a remainder.

1, 3, 9, 43, 83, 129, 249, 387, 747, 3569, 10707

Step-4: Factors of 32139

List of positive integer factors of 32139 that divides 32121 without a remainder.

1, 3, 9, 3571, 10713

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 32121 and 32139. The biggest common factor number is the GCF number.
So the greatest common factor 32121 and 32139 is 9.

Also check out the Least Common Multiple of 32121 and 32139