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 3825, 3828 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3825 and 3828 is 3.
GCF(3825,3828) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3825
3 | 3825 |
3 | 1275 |
5 | 425 |
5 | 85 |
17 | 17 |
1 |
Prime factors of 3825 are 3,5,17. Prime factorization of 3825 in exponential form is:
3825 = 32×52×171
Prime Factorization of 3828
2 | 3828 |
2 | 1914 |
3 | 957 |
11 | 319 |
29 | 29 |
1 |
Prime factors of 3828 are 2,3,11,29. Prime factorization of 3828 in exponential form is:
3828 = 22×31×111×291
∴ So by taking common prime factors GCF of 3825 and 3828 is 3
Factors of 3825
List of positive integer factors of 3825 that divides 3825 without a remainder.
1,3,5,9,15,17,25,45,51,75,85,153,225,255,425,765,1275,3825
Factors of 3828
List of positive integer factors of 3828 that divides 3828 without a remainder.
1,2,3,4,6,11,12,22,29,33,44,58,66,87,116,132,174,319,348,638,957,1276,1914,3828
Greatest Common Factor
We found the factors and prime factorization of 3825 and 3828. The biggest common factor number is the GCF number.
So the greatest common factor 3825 and 3828 is 3.
Also check out the Least Common Multiple of 3825 and 3828
(i) The GCF of 3825 and 3828 is associative
GCF of 3825 and 3828 = GCF of 3828 and 3825
1. What is the GCF of 3825 and 3828?
Answer: GCF of 3825 and 3828 is 3.
2. What are the Factors of 3825?
Answer: Factors of 3825 are 1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825. There are 18 integers that are factors of 3825. The greatest factor of 3825 is 3825.
3. What are the Factors of 3828?
Answer: Factors of 3828 are 1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828. There are 24 integers that are factors of 3828. The greatest factor of 3828 is 3828.
4. How to Find the GCF of 3825 and 3828?
Answer:
Greatest Common Factor of 3825 and 3828 = 3
Step 1: Find the prime factorization of 3825
3825 = 3 x 3 x 5 x 5 x 17
Step 2: Find the prime factorization of 3828
3828 = 2 x 2 x 3 x 11 x 29
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 3
Step 4: Therefore, the greatest common factor of 3825 and 3828 is 3