What is the Greatest Common Factor of 8008 and 8021?

Greatest common factor (GCF) of 8008 and 8021 is 13.

GCF(8008,8021) = 13

We will now calculate the prime factors of 8008 and 8021, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8008 and 8021.

How to find the GCF of 8008 and 8021?

We will first find the prime factorization of 8008 and 8021. After we will calculate the factors of 8008 and 8021 and find the biggest common factor number .

Step-1: Prime Factorization of 8008

Prime factors of 8008 are 2, 7, 11, 13. Prime factorization of 8008 in exponential form is:

8008 = 2³ × 7¹ × 11¹ × 13¹

Step-2: Prime Factorization of 8021

Prime factors of 8021 are 13, 617. Prime factorization of 8021 in exponential form is:

8021 = 13¹ × 617¹

Step-3: Factors of 8008

List of positive integer factors of 8008 that divides 8008 without a remainder.

1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004

Step-4: Factors of 8021

List of positive integer factors of 8021 that divides 8008 without a remainder.

1, 13, 617

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8008 and 8021. The biggest common factor number is the GCF number.
So the greatest common factor 8008 and 8021 is 13.

Also check out the Least Common Multiple of 8008 and 8021