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 520, 525 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 520 and 525 is 5.
GCF(520,525) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 520
2 | 520 |
2 | 260 |
2 | 130 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 520 are 2,5,13. Prime factorization of 520 in exponential form is:
520 = 23×51×131
Prime Factorization of 525
3 | 525 |
5 | 175 |
5 | 35 |
7 | 7 |
1 |
Prime factors of 525 are 3,5,7. Prime factorization of 525 in exponential form is:
525 = 31×52×71
∴ So by taking common prime factors GCF of 520 and 525 is 5
Factors of 520
List of positive integer factors of 520 that divides 520 without a remainder.
1,2,4,5,8,10,13,20,26,40,52,65,104,130,260,520
Factors of 525
List of positive integer factors of 525 that divides 525 without a remainder.
1,3,5,7,15,21,25,35,75,105,175,525
Greatest Common Factor
We found the factors and prime factorization of 520 and 525. The biggest common factor number is the GCF number.
So the greatest common factor 520 and 525 is 5.
Also check out the Least Common Multiple of 520 and 525
(i) The GCF of 520 and 525 is associative
GCF of 520 and 525 = GCF of 525 and 520
1. What is the GCF of 520 and 525?
Answer: GCF of 520 and 525 is 5.
2. What are the Factors of 520?
Answer: Factors of 520 are 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520. There are 16 integers that are factors of 520. The greatest factor of 520 is 520.
3. What are the Factors of 525?
Answer: Factors of 525 are 1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525. There are 12 integers that are factors of 525. The greatest factor of 525 is 525.
4. How to Find the GCF of 520 and 525?
Answer:
Greatest Common Factor of 520 and 525 = 5
Step 1: Find the prime factorization of 520
520 = 2 x 2 x 2 x 5 x 13
Step 2: Find the prime factorization of 525
525 = 3 x 5 x 5 x 7
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 520 and 525 is 5