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 7205, 7210 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7205 and 7210 is 5.
GCF(7205,7210) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7205
5 | 7205 |
11 | 1441 |
131 | 131 |
1 |
Prime factors of 7205 are 5,11,131. Prime factorization of 7205 in exponential form is:
7205 = 51×111×1311
Prime Factorization of 7210
2 | 7210 |
5 | 3605 |
7 | 721 |
103 | 103 |
1 |
Prime factors of 7210 are 2,5,7,103. Prime factorization of 7210 in exponential form is:
7210 = 21×51×71×1031
∴ So by taking common prime factors GCF of 7205 and 7210 is 5
Factors of 7205
List of positive integer factors of 7205 that divides 7205 without a remainder.
1,5,11,55,131,655,1441,7205
Factors of 7210
List of positive integer factors of 7210 that divides 7210 without a remainder.
1,2,5,7,10,14,35,70,103,206,515,721,1030,1442,3605,7210
Greatest Common Factor
We found the factors and prime factorization of 7205 and 7210. The biggest common factor number is the GCF number.
So the greatest common factor 7205 and 7210 is 5.
Also check out the Least Common Multiple of 7205 and 7210
(i) The GCF of 7205 and 7210 is associative
GCF of 7205 and 7210 = GCF of 7210 and 7205
1. What is the GCF of 7205 and 7210?
Answer: GCF of 7205 and 7210 is 5.
2. What are the Factors of 7205?
Answer: Factors of 7205 are 1, 5, 11, 55, 131, 655, 1441, 7205. There are 8 integers that are factors of 7205. The greatest factor of 7205 is 7205.
3. What are the Factors of 7210?
Answer: Factors of 7210 are 1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210. There are 16 integers that are factors of 7210. The greatest factor of 7210 is 7210.
4. How to Find the GCF of 7205 and 7210?
Answer:
Greatest Common Factor of 7205 and 7210 = 5
Step 1: Find the prime factorization of 7205
7205 = 5 x 11 x 131
Step 2: Find the prime factorization of 7210
7210 = 2 x 5 x 7 x 103
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 7205 and 7210 is 5