What is the Greatest Common Factor of 82130 and 82145?

Greatest common factor (GCF) of 82130 and 82145 is 5.

GCF(82130,82145) = 5

We will now calculate the prime factors of 82130 and 82145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82130 and 82145.

How to find the GCF of 82130 and 82145?

We will first find the prime factorization of 82130 and 82145. After we will calculate the factors of 82130 and 82145 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 82145

Prime factors of 82145 are 5, 7, 2347. Prime factorization of 82145 in exponential form is:

82145 = 5¹ × 7¹ × 2347¹

Step-3: Factors of 82130

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

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

Step-4: Factors of 82145

List of positive integer factors of 82145 that divides 82130 without a remainder.

1, 5, 7, 35, 2347, 11735, 16429

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82130 and 82145. The biggest common factor number is the GCF number.
So the greatest common factor 82130 and 82145 is 5.

Also check out the Least Common Multiple of 82130 and 82145