What is the Greatest Common Factor of 84886 and 84890?

Greatest common factor (GCF) of 84886 and 84890 is 2.

GCF(84886,84890) = 2

We will now calculate the prime factors of 84886 and 84890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84886 and 84890.

How to find the GCF of 84886 and 84890?

We will first find the prime factorization of 84886 and 84890. After we will calculate the factors of 84886 and 84890 and find the biggest common factor number .

Step-1: Prime Factorization of 84886

Prime factors of 84886 are 2, 42443. Prime factorization of 84886 in exponential form is:

84886 = 2¹ × 42443¹

Step-2: Prime Factorization of 84890

Prime factors of 84890 are 2, 5, 13, 653. Prime factorization of 84890 in exponential form is:

84890 = 2¹ × 5¹ × 13¹ × 653¹

Step-3: Factors of 84886

List of positive integer factors of 84886 that divides 84886 without a remainder.

1, 2, 42443

Step-4: Factors of 84890

List of positive integer factors of 84890 that divides 84886 without a remainder.

1, 2, 5, 10, 13, 26, 65, 130, 653, 1306, 3265, 6530, 8489, 16978, 42445

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84886 and 84890. The biggest common factor number is the GCF number.
So the greatest common factor 84886 and 84890 is 2.

Also check out the Least Common Multiple of 84886 and 84890