What is the Greatest Common Factor of 82621 and 82638?

Greatest common factor (GCF) of 82621 and 82638 is 1.

GCF(82621,82638) = 1

We will now calculate the prime factors of 82621 and 82638, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82621 and 82638.

How to find the GCF of 82621 and 82638?

We will first find the prime factorization of 82621 and 82638. After we will calculate the factors of 82621 and 82638 and find the biggest common factor number .

Step-1: Prime Factorization of 82621

Prime factors of 82621 are 7, 11, 29, 37. Prime factorization of 82621 in exponential form is:

82621 = 7¹ × 11¹ × 29¹ × 37¹

Step-2: Prime Factorization of 82638

Prime factors of 82638 are 2, 3, 4591. Prime factorization of 82638 in exponential form is:

82638 = 2¹ × 3² × 4591¹

Step-3: Factors of 82621

List of positive integer factors of 82621 that divides 82621 without a remainder.

1, 7, 11, 29, 37, 77, 203, 259, 319, 407, 1073, 2233, 2849, 7511, 11803

Step-4: Factors of 82638

List of positive integer factors of 82638 that divides 82621 without a remainder.

1, 2, 3, 6, 9, 18, 4591, 9182, 13773, 27546, 41319

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82621 and 82638. The biggest common factor number is the GCF number.
So the greatest common factor 82621 and 82638 is 1.

Also check out the Least Common Multiple of 82621 and 82638