What is the Greatest Common Factor of 2521 and 2540?

Greatest common factor (GCF) of 2521 and 2540 is 1.

GCF(2521,2540) = 1

We will now calculate the prime factors of 2521 and 2540, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2521 and 2540.

How to find the GCF of 2521 and 2540?

We will first find the prime factorization of 2521 and 2540. After we will calculate the factors of 2521 and 2540 and find the biggest common factor number .

Step-1: Prime Factorization of 2521

Prime factors of 2521 are 2521. Prime factorization of 2521 in exponential form is:

2521 = 2521¹

Step-2: Prime Factorization of 2540

Prime factors of 2540 are 2, 5, 127. Prime factorization of 2540 in exponential form is:

2540 = 2² × 5¹ × 127¹

Step-3: Factors of 2521

List of positive integer factors of 2521 that divides 2521 without a remainder.

Step-4: Factors of 2540

List of positive integer factors of 2540 that divides 2521 without a remainder.

1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2521 and 2540. The biggest common factor number is the GCF number.
So the greatest common factor 2521 and 2540 is 1.

Also check out the Least Common Multiple of 2521 and 2540