Greatest Common Factor of 518 and 521

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 518, 521 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 518 and 521 is 1.

GCF(518,521) = 1

GCF of 518 and 521

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 518 and 521

GCF of 518 and 521 is 1

Prime Factorization of 518


2 518
7 259
37 37
1

Prime factors of 518 are 2,7,37. Prime factorization of 518 in exponential form is:

518 = 21×71×371

Prime Factorization of 521


521 521
1

Prime factors of 521 are 521. Prime factorization of 521 in exponential form is:

521 = 5211

∴ So by taking common prime factors GCF of 518 and 521 is 1

Greatest Common Factor of 518 and 521 by matching factors method

Factors of 518

List of positive integer factors of 518 that divides 518 without a remainder.

1,2,7,14,37,74,259,518

Factors of 521

List of positive integer factors of 521 that divides 521 without a remainder.

1,521

Greatest Common Factor

We found the factors and prime factorization of 518 and 521. The biggest common factor number is the GCF number.
So the greatest common factor 518 and 521 is 1.

Also check out the Least Common Multiple of 518 and 521

Properties of GCF 518 and 521

(i) The GCF of 518 and 521 is associative

GCF of 518 and 521 = GCF of 521 and 518

Related Greatest Common Factor of 518

Related Greatest Common Factor of 521

Frequently Asked Questions on GCF of 518 and 521

1. What is the GCF of 518 and 521?

Answer: GCF of 518 and 521 is 1.

2. What are the Factors of 518?

Answer: Factors of 518 are 1, 2, 7, 14, 37, 74, 259, 518. There are 8 integers that are factors of 518. The greatest factor of 518 is 518.

3. What are the Factors of 521?

Answer: Factors of 521 are 1, 521. There are 2 integers that are factors of 521. The greatest factor of 521 is 521.

4. How to Find the GCF of 518 and 521?

Answer:

Greatest Common Factor of 518 and 521 = 1

Step 1: Find the prime factorization of 518

518 = 2 x 7 x 37

Step 2: Find the prime factorization of 521

521 = 521

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = = 1

Step 4: Therefore, the greatest common factor of 518 and 521 is 1