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 6538, 6545 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 6538 and 6545 is 7.
GCF(6538,6545) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 6538
2 | 6538 |
7 | 3269 |
467 | 467 |
1 |
Prime factors of 6538 are 2,7,467. Prime factorization of 6538 in exponential form is:
6538 = 21×71×4671
Prime Factorization of 6545
5 | 6545 |
7 | 1309 |
11 | 187 |
17 | 17 |
1 |
Prime factors of 6545 are 5,7,11,17. Prime factorization of 6545 in exponential form is:
6545 = 51×71×111×171
∴ So by taking common prime factors GCF of 6538 and 6545 is 7
Factors of 6538
List of positive integer factors of 6538 that divides 6538 without a remainder.
1,2,7,14,467,934,3269,6538
Factors of 6545
List of positive integer factors of 6545 that divides 6545 without a remainder.
1,5,7,11,17,35,55,77,85,119,187,385,595,935,1309,6545
Greatest Common Factor
We found the factors and prime factorization of 6538 and 6545. The biggest common factor number is the GCF number.
So the greatest common factor 6538 and 6545 is 7.
Also check out the Least Common Multiple of 6538 and 6545
(i) The GCF of 6538 and 6545 is associative
GCF of 6538 and 6545 = GCF of 6545 and 6538
1. What is the GCF of 6538 and 6545?
Answer: GCF of 6538 and 6545 is 7.
2. What are the Factors of 6538?
Answer: Factors of 6538 are 1, 2, 7, 14, 467, 934, 3269, 6538. There are 8 integers that are factors of 6538. The greatest factor of 6538 is 6538.
3. What are the Factors of 6545?
Answer: Factors of 6545 are 1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545. There are 16 integers that are factors of 6545. The greatest factor of 6545 is 6545.
4. How to Find the GCF of 6538 and 6545?
Answer:
Greatest Common Factor of 6538 and 6545 = 7
Step 1: Find the prime factorization of 6538
6538 = 2 x 7 x 467
Step 2: Find the prime factorization of 6545
6545 = 5 x 7 x 11 x 17
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 7
Step 4: Therefore, the greatest common factor of 6538 and 6545 is 7