What is the Greatest Common Factor of 86820 and 86830?

Greatest common factor (GCF) of 86820 and 86830 is 10.

GCF(86820,86830) = 10

We will now calculate the prime factors of 86820 and 86830, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86820 and 86830.

How to find the GCF of 86820 and 86830?

We will first find the prime factorization of 86820 and 86830. After we will calculate the factors of 86820 and 86830 and find the biggest common factor number .

Step-1: Prime Factorization of 86820

Prime factors of 86820 are 2, 3, 5, 1447. Prime factorization of 86820 in exponential form is:

86820 = 2² × 3¹ × 5¹ × 1447¹

Step-2: Prime Factorization of 86830

Prime factors of 86830 are 2, 5, 19, 457. Prime factorization of 86830 in exponential form is:

86830 = 2¹ × 5¹ × 19¹ × 457¹

Step-3: Factors of 86820

List of positive integer factors of 86820 that divides 86820 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1447, 2894, 4341, 5788, 7235, 8682, 14470, 17364, 21705, 28940, 43410

Step-4: Factors of 86830

List of positive integer factors of 86830 that divides 86820 without a remainder.

1, 2, 5, 10, 19, 38, 95, 190, 457, 914, 2285, 4570, 8683, 17366, 43415

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86820 and 86830. The biggest common factor number is the GCF number.
So the greatest common factor 86820 and 86830 is 10.

Also check out the Least Common Multiple of 86820 and 86830