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 8220, 8225 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 8220 and 8225 is 5.
GCF(8220,8225) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 8220
2 | 8220 |
2 | 4110 |
3 | 2055 |
5 | 685 |
137 | 137 |
1 |
Prime factors of 8220 are 2,3,5,137. Prime factorization of 8220 in exponential form is:
8220 = 22×31×51×1371
Prime Factorization of 8225
5 | 8225 |
5 | 1645 |
7 | 329 |
47 | 47 |
1 |
Prime factors of 8225 are 5,7,47. Prime factorization of 8225 in exponential form is:
8225 = 52×71×471
∴ So by taking common prime factors GCF of 8220 and 8225 is 5
Factors of 8220
List of positive integer factors of 8220 that divides 8220 without a remainder.
1,2,3,4,5,6,10,12,15,20,30,60,137,274,411,548,685,822,1370,1644,2055,2740,4110,8220
Factors of 8225
List of positive integer factors of 8225 that divides 8225 without a remainder.
1,5,7,25,35,47,175,235,329,1175,1645,8225
Greatest Common Factor
We found the factors and prime factorization of 8220 and 8225. The biggest common factor number is the GCF number.
So the greatest common factor 8220 and 8225 is 5.
Also check out the Least Common Multiple of 8220 and 8225
(i) The GCF of 8220 and 8225 is associative
GCF of 8220 and 8225 = GCF of 8225 and 8220
1. What is the GCF of 8220 and 8225?
Answer: GCF of 8220 and 8225 is 5.
2. What are the Factors of 8220?
Answer: Factors of 8220 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220. There are 24 integers that are factors of 8220. The greatest factor of 8220 is 8220.
3. What are the Factors of 8225?
Answer: Factors of 8225 are 1, 5, 7, 25, 35, 47, 175, 235, 329, 1175, 1645, 8225. There are 12 integers that are factors of 8225. The greatest factor of 8225 is 8225.
4. How to Find the GCF of 8220 and 8225?
Answer:
Greatest Common Factor of 8220 and 8225 = 5
Step 1: Find the prime factorization of 8220
8220 = 2 x 2 x 3 x 5 x 137
Step 2: Find the prime factorization of 8225
8225 = 5 x 5 x 7 x 47
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 8220 and 8225 is 5