What is the Greatest Common Factor of 86840 and 86860?

Greatest common factor (GCF) of 86840 and 86860 is 20.

GCF(86840,86860) = 20

We will now calculate the prime factors of 86840 and 86860, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86840 and 86860.

How to find the GCF of 86840 and 86860?

We will first find the prime factorization of 86840 and 86860. After we will calculate the factors of 86840 and 86860 and find the biggest common factor number .

Step-1: Prime Factorization of 86840

Prime factors of 86840 are 2, 5, 13, 167. Prime factorization of 86840 in exponential form is:

86840 = 2³ × 5¹ × 13¹ × 167¹

Step-2: Prime Factorization of 86860

Prime factors of 86860 are 2, 5, 43, 101. Prime factorization of 86860 in exponential form is:

86860 = 2² × 5¹ × 43¹ × 101¹

Step-3: Factors of 86840

List of positive integer factors of 86840 that divides 86840 without a remainder.

1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 260, 334, 520, 668, 835, 1336, 1670, 2171, 3340, 4342, 6680, 8684, 10855, 17368, 21710, 43420

Step-4: Factors of 86860

List of positive integer factors of 86860 that divides 86840 without a remainder.

1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 860, 1010, 2020, 4343, 8686, 17372, 21715, 43430

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86840 and 86860. The biggest common factor number is the GCF number.
So the greatest common factor 86840 and 86860 is 20.

Also check out the Least Common Multiple of 86840 and 86860