What is the Greatest Common Factor of 7003 and 7020?

Greatest common factor (GCF) of 7003 and 7020 is 1.

GCF(7003,7020) = 1

We will now calculate the prime factors of 7003 and 7020, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7003 and 7020.

How to find the GCF of 7003 and 7020?

We will first find the prime factorization of 7003 and 7020. After we will calculate the factors of 7003 and 7020 and find the biggest common factor number .

Step-1: Prime Factorization of 7003

Prime factors of 7003 are 47, 149. Prime factorization of 7003 in exponential form is:

7003 = 47¹ × 149¹

Step-2: Prime Factorization of 7020

Prime factors of 7020 are 2, 3, 5, 13. Prime factorization of 7020 in exponential form is:

7020 = 2² × 3³ × 5¹ × 13¹

Step-3: Factors of 7003

List of positive integer factors of 7003 that divides 7003 without a remainder.

1, 47, 149

Step-4: Factors of 7020

List of positive integer factors of 7020 that divides 7003 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7003 and 7020. The biggest common factor number is the GCF number.
So the greatest common factor 7003 and 7020 is 1.

Also check out the Least Common Multiple of 7003 and 7020