What is the Greatest Common Factor of 82120 and 82130?

Greatest common factor (GCF) of 82120 and 82130 is 10.

GCF(82120,82130) = 10

We will now calculate the prime factors of 82120 and 82130, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82120 and 82130.

How to find the GCF of 82120 and 82130?

We will first find the prime factorization of 82120 and 82130. After we will calculate the factors of 82120 and 82130 and find the biggest common factor number .

Step-1: Prime Factorization of 82120

Prime factors of 82120 are 2, 5, 2053. Prime factorization of 82120 in exponential form is:

82120 = 2³ × 5¹ × 2053¹

Step-2: Prime Factorization of 82130

Prime factors of 82130 are 2, 5, 43, 191. Prime factorization of 82130 in exponential form is:

82130 = 2¹ × 5¹ × 43¹ × 191¹

Step-3: Factors of 82120

List of positive integer factors of 82120 that divides 82120 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 2053, 4106, 8212, 10265, 16424, 20530, 41060

Step-4: Factors of 82130

List of positive integer factors of 82130 that divides 82120 without a remainder.

1, 2, 5, 10, 43, 86, 191, 215, 382, 430, 955, 1910, 8213, 16426, 41065

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82120 and 82130. The biggest common factor number is the GCF number.
So the greatest common factor 82120 and 82130 is 10.

Also check out the Least Common Multiple of 82120 and 82130