What is the Greatest Common Factor of 49478 and 49491?

Greatest common factor (GCF) of 49478 and 49491 is 13.

GCF(49478,49491) = 13

We will now calculate the prime factors of 49478 and 49491, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 49478 and 49491.

How to find the GCF of 49478 and 49491?

We will first find the prime factorization of 49478 and 49491. After we will calculate the factors of 49478 and 49491 and find the biggest common factor number .

Step-1: Prime Factorization of 49478

Prime factors of 49478 are 2, 11, 13, 173. Prime factorization of 49478 in exponential form is:

49478 = 2¹ × 11¹ × 13¹ × 173¹

Step-2: Prime Factorization of 49491

Prime factors of 49491 are 3, 13, 47. Prime factorization of 49491 in exponential form is:

49491 = 3⁴ × 13¹ × 47¹

Step-3: Factors of 49478

List of positive integer factors of 49478 that divides 49478 without a remainder.

1, 2, 11, 13, 22, 26, 143, 173, 286, 346, 1903, 2249, 3806, 4498, 24739

Step-4: Factors of 49491

List of positive integer factors of 49491 that divides 49478 without a remainder.

1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 351, 423, 611, 1053, 1269, 1833, 3807, 5499, 16497

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 49478 and 49491. The biggest common factor number is the GCF number.
So the greatest common factor 49478 and 49491 is 13.

Also check out the Least Common Multiple of 49478 and 49491