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 12825, 12830 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 12825 and 12830 is 5.
GCF(12825,12830) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 12825
3 | 12825 |
3 | 4275 |
3 | 1425 |
5 | 475 |
5 | 95 |
19 | 19 |
1 |
Prime factors of 12825 are 3,5,19. Prime factorization of 12825 in exponential form is:
12825 = 33×52×191
Prime Factorization of 12830
2 | 12830 |
5 | 6415 |
1283 | 1283 |
1 |
Prime factors of 12830 are 2,5,1283. Prime factorization of 12830 in exponential form is:
12830 = 21×51×12831
∴ So by taking common prime factors GCF of 12825 and 12830 is 5
Factors of 12825
List of positive integer factors of 12825 that divides 12825 without a remainder.
1,3,5,9,15,19,25,27,45,57,75,95,135,171,225,285,475,513,675,855,1425,2565,4275,12825
Factors of 12830
List of positive integer factors of 12830 that divides 12830 without a remainder.
1,2,5,10,1283,2566,6415,12830
Greatest Common Factor
We found the factors and prime factorization of 12825 and 12830. The biggest common factor number is the GCF number.
So the greatest common factor 12825 and 12830 is 5.
Also check out the Least Common Multiple of 12825 and 12830
(i) The GCF of 12825 and 12830 is associative
GCF of 12825 and 12830 = GCF of 12830 and 12825
1. What is the GCF of 12825 and 12830?
Answer: GCF of 12825 and 12830 is 5.
2. What are the Factors of 12825?
Answer: Factors of 12825 are 1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4275, 12825. There are 24 integers that are factors of 12825. The greatest factor of 12825 is 12825.
3. What are the Factors of 12830?
Answer: Factors of 12830 are 1, 2, 5, 10, 1283, 2566, 6415, 12830. There are 8 integers that are factors of 12830. The greatest factor of 12830 is 12830.
4. How to Find the GCF of 12825 and 12830?
Answer:
Greatest Common Factor of 12825 and 12830 = 5
Step 1: Find the prime factorization of 12825
12825 = 3 x 3 x 3 x 5 x 5 x 19
Step 2: Find the prime factorization of 12830
12830 = 2 x 5 x 1283
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 12825 and 12830 is 5