What is the Greatest Common Factor of 9628 and 9640?

Greatest common factor (GCF) of 9628 and 9640 is 4.

GCF(9628,9640) = 4

We will now calculate the prime factors of 9628 and 9640, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9628 and 9640.

How to find the GCF of 9628 and 9640?

We will first find the prime factorization of 9628 and 9640. After we will calculate the factors of 9628 and 9640 and find the biggest common factor number .

Step-1: Prime Factorization of 9628

Prime factors of 9628 are 2, 29, 83. Prime factorization of 9628 in exponential form is:

9628 = 2² × 29¹ × 83¹

Step-2: Prime Factorization of 9640

Prime factors of 9640 are 2, 5, 241. Prime factorization of 9640 in exponential form is:

9640 = 2³ × 5¹ × 241¹

Step-3: Factors of 9628

List of positive integer factors of 9628 that divides 9628 without a remainder.

1, 2, 4, 29, 58, 83, 116, 166, 332, 2407, 4814

Step-4: Factors of 9640

List of positive integer factors of 9640 that divides 9628 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9628 and 9640. The biggest common factor number is the GCF number.
So the greatest common factor 9628 and 9640 is 4.

Also check out the Least Common Multiple of 9628 and 9640