What is the Greatest Common Factor of 2491 and 2498?

Greatest common factor (GCF) of 2491 and 2498 is 1.

GCF(2491,2498) = 1

We will now calculate the prime factors of 2491 and 2498, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2491 and 2498.

How to find the GCF of 2491 and 2498?

We will first find the prime factorization of 2491 and 2498. After we will calculate the factors of 2491 and 2498 and find the biggest common factor number .

Step-1: Prime Factorization of 2491

Prime factors of 2491 are 47, 53. Prime factorization of 2491 in exponential form is:

2491 = 47¹ × 53¹

Step-2: Prime Factorization of 2498

Prime factors of 2498 are 2, 1249. Prime factorization of 2498 in exponential form is:

2498 = 2¹ × 1249¹

Step-3: Factors of 2491

List of positive integer factors of 2491 that divides 2491 without a remainder.

1, 47, 53

Step-4: Factors of 2498

List of positive integer factors of 2498 that divides 2491 without a remainder.

1, 2, 1249

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2491 and 2498. The biggest common factor number is the GCF number.
So the greatest common factor 2491 and 2498 is 1.

Also check out the Least Common Multiple of 2491 and 2498