What is the Greatest Common Factor of 7420 and 7431?

Greatest common factor (GCF) of 7420 and 7431 is 1.

GCF(7420,7431) = 1

We will now calculate the prime factors of 7420 and 7431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7420 and 7431.

How to find the GCF of 7420 and 7431?

We will first find the prime factorization of 7420 and 7431. After we will calculate the factors of 7420 and 7431 and find the biggest common factor number .

Step-1: Prime Factorization of 7420

Prime factors of 7420 are 2, 5, 7, 53. Prime factorization of 7420 in exponential form is:

7420 = 2² × 5¹ × 7¹ × 53¹

Step-2: Prime Factorization of 7431

Prime factors of 7431 are 3, 2477. Prime factorization of 7431 in exponential form is:

7431 = 3¹ × 2477¹

Step-3: Factors of 7420

List of positive integer factors of 7420 that divides 7420 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710

Step-4: Factors of 7431

List of positive integer factors of 7431 that divides 7420 without a remainder.

1, 3, 2477

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7420 and 7431. The biggest common factor number is the GCF number.
So the greatest common factor 7420 and 7431 is 1.

Also check out the Least Common Multiple of 7420 and 7431