What is the Greatest Common Factor of 32809 and 32820?

Greatest common factor (GCF) of 32809 and 32820 is 1.

GCF(32809,32820) = 1

We will now calculate the prime factors of 32809 and 32820, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 32809 and 32820.

How to find the GCF of 32809 and 32820?

We will first find the prime factorization of 32809 and 32820. After we will calculate the factors of 32809 and 32820 and find the biggest common factor number .

Step-1: Prime Factorization of 32809

Prime factors of 32809 are 7, 43, 109. Prime factorization of 32809 in exponential form is:

32809 = 7¹ × 43¹ × 109¹

Step-2: Prime Factorization of 32820

Prime factors of 32820 are 2, 3, 5, 547. Prime factorization of 32820 in exponential form is:

32820 = 2² × 3¹ × 5¹ × 547¹

Step-3: Factors of 32809

List of positive integer factors of 32809 that divides 32809 without a remainder.

1, 7, 43, 109, 301, 763, 4687

Step-4: Factors of 32820

List of positive integer factors of 32820 that divides 32809 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 547, 1094, 1641, 2188, 2735, 3282, 5470, 6564, 8205, 10940, 16410

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 32809 and 32820. The biggest common factor number is the GCF number.
So the greatest common factor 32809 and 32820 is 1.

Also check out the Least Common Multiple of 32809 and 32820