What is the Greatest Common Factor of 82775 and 82789?

Greatest common factor (GCF) of 82775 and 82789 is 7.

GCF(82775,82789) = 7

We will now calculate the prime factors of 82775 and 82789, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82775 and 82789.

How to find the GCF of 82775 and 82789?

We will first find the prime factorization of 82775 and 82789. After we will calculate the factors of 82775 and 82789 and find the biggest common factor number .

Step-1: Prime Factorization of 82775

Prime factors of 82775 are 5, 7, 11, 43. Prime factorization of 82775 in exponential form is:

82775 = 5² × 7¹ × 11¹ × 43¹

Step-2: Prime Factorization of 82789

Prime factors of 82789 are 7, 11827. Prime factorization of 82789 in exponential form is:

82789 = 7¹ × 11827¹

Step-3: Factors of 82775

List of positive integer factors of 82775 that divides 82775 without a remainder.

1, 5, 7, 11, 25, 35, 43, 55, 77, 175, 215, 275, 301, 385, 473, 1075, 1505, 1925, 2365, 3311, 7525, 11825, 16555

Step-4: Factors of 82789

List of positive integer factors of 82789 that divides 82775 without a remainder.

1, 7, 11827

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82775 and 82789. The biggest common factor number is the GCF number.
So the greatest common factor 82775 and 82789 is 7.

Also check out the Least Common Multiple of 82775 and 82789