What is the Greatest Common Factor of 5638 and 5646?

Greatest common factor (GCF) of 5638 and 5646 is 2.

GCF(5638,5646) = 2

We will now calculate the prime factors of 5638 and 5646, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5638 and 5646.

How to find the GCF of 5638 and 5646?

We will first find the prime factorization of 5638 and 5646. After we will calculate the factors of 5638 and 5646 and find the biggest common factor number .

Step-1: Prime Factorization of 5638

Prime factors of 5638 are 2, 2819. Prime factorization of 5638 in exponential form is:

5638 = 2¹ × 2819¹

Step-2: Prime Factorization of 5646

Prime factors of 5646 are 2, 3, 941. Prime factorization of 5646 in exponential form is:

5646 = 2¹ × 3¹ × 941¹

Step-3: Factors of 5638

List of positive integer factors of 5638 that divides 5638 without a remainder.

1, 2, 2819

Step-4: Factors of 5646

List of positive integer factors of 5646 that divides 5638 without a remainder.

1, 2, 3, 6, 941, 1882, 2823

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5638 and 5646. The biggest common factor number is the GCF number.
So the greatest common factor 5638 and 5646 is 2.

Also check out the Least Common Multiple of 5638 and 5646