What is the Greatest Common Factor of 84122 and 84140?

Greatest common factor (GCF) of 84122 and 84140 is 2.

GCF(84122,84140) = 2

We will now calculate the prime factors of 84122 and 84140, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84122 and 84140.

How to find the GCF of 84122 and 84140?

We will first find the prime factorization of 84122 and 84140. After we will calculate the factors of 84122 and 84140 and find the biggest common factor number .

Step-1: Prime Factorization of 84122

Prime factors of 84122 are 2, 42061. Prime factorization of 84122 in exponential form is:

84122 = 2¹ × 42061¹

Step-2: Prime Factorization of 84140

Prime factors of 84140 are 2, 5, 7, 601. Prime factorization of 84140 in exponential form is:

84140 = 2² × 5¹ × 7¹ × 601¹

Step-3: Factors of 84122

List of positive integer factors of 84122 that divides 84122 without a remainder.

1, 2, 42061

Step-4: Factors of 84140

List of positive integer factors of 84140 that divides 84122 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601, 1202, 2404, 3005, 4207, 6010, 8414, 12020, 16828, 21035, 42070

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84122 and 84140. The biggest common factor number is the GCF number.
So the greatest common factor 84122 and 84140 is 2.

Also check out the Least Common Multiple of 84122 and 84140