What is the Greatest Common Factor of 9490 and 9503?

Greatest common factor (GCF) of 9490 and 9503 is 13.

GCF(9490,9503) = 13

We will now calculate the prime factors of 9490 and 9503, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9490 and 9503.

How to find the GCF of 9490 and 9503?

We will first find the prime factorization of 9490 and 9503. After we will calculate the factors of 9490 and 9503 and find the biggest common factor number .

Step-1: Prime Factorization of 9490

Prime factors of 9490 are 2, 5, 13, 73. Prime factorization of 9490 in exponential form is:

9490 = 2¹ × 5¹ × 13¹ × 73¹

Step-2: Prime Factorization of 9503

Prime factors of 9503 are 13, 17, 43. Prime factorization of 9503 in exponential form is:

9503 = 13¹ × 17¹ × 43¹

Step-3: Factors of 9490

List of positive integer factors of 9490 that divides 9490 without a remainder.

1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745

Step-4: Factors of 9503

List of positive integer factors of 9503 that divides 9490 without a remainder.

1, 13, 17, 43, 221, 559, 731

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9490 and 9503. The biggest common factor number is the GCF number.
So the greatest common factor 9490 and 9503 is 13.

Also check out the Least Common Multiple of 9490 and 9503