What is the Greatest Common Factor of 86220 and 86228?

Greatest common factor (GCF) of 86220 and 86228 is 4.

GCF(86220,86228) = 4

We will now calculate the prime factors of 86220 and 86228, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86220 and 86228.

How to find the GCF of 86220 and 86228?

We will first find the prime factorization of 86220 and 86228. After we will calculate the factors of 86220 and 86228 and find the biggest common factor number .

Step-1: Prime Factorization of 86220

Prime factors of 86220 are 2, 3, 5, 479. Prime factorization of 86220 in exponential form is:

86220 = 2² × 3² × 5¹ × 479¹

Step-2: Prime Factorization of 86228

Prime factors of 86228 are 2, 21557. Prime factorization of 86228 in exponential form is:

86228 = 2² × 21557¹

Step-3: Factors of 86220

List of positive integer factors of 86220 that divides 86220 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 2395, 2874, 4311, 4790, 5748, 7185, 8622, 9580, 14370, 17244, 21555, 28740, 43110

Step-4: Factors of 86228

List of positive integer factors of 86228 that divides 86220 without a remainder.

1, 2, 4, 21557, 43114

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86220 and 86228. The biggest common factor number is the GCF number.
So the greatest common factor 86220 and 86228 is 4.

Also check out the Least Common Multiple of 86220 and 86228