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 6489, 6491 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 6489 and 6491 is 1.
GCF(6489,6491) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 6489
3 | 6489 |
3 | 2163 |
7 | 721 |
103 | 103 |
1 |
Prime factors of 6489 are 3,7,103. Prime factorization of 6489 in exponential form is:
6489 = 32×71×1031
Prime Factorization of 6491
6491 | 6491 |
1 |
Prime factors of 6491 are 6491. Prime factorization of 6491 in exponential form is:
6491 = 64911
∴ So by taking common prime factors GCF of 6489 and 6491 is 1
Factors of 6489
List of positive integer factors of 6489 that divides 6489 without a remainder.
1,3,7,9,21,63,103,309,721,927,2163,6489
Factors of 6491
List of positive integer factors of 6491 that divides 6491 without a remainder.
1,6491
Greatest Common Factor
We found the factors and prime factorization of 6489 and 6491. The biggest common factor number is the GCF number.
So the greatest common factor 6489 and 6491 is 1.
Also check out the Least Common Multiple of 6489 and 6491
(i) The GCF of 6489 and 6491 is associative
GCF of 6489 and 6491 = GCF of 6491 and 6489
1. What is the GCF of 6489 and 6491?
Answer: GCF of 6489 and 6491 is 1.
2. What are the Factors of 6489?
Answer: Factors of 6489 are 1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489. There are 12 integers that are factors of 6489. The greatest factor of 6489 is 6489.
3. What are the Factors of 6491?
Answer: Factors of 6491 are 1, 6491. There are 2 integers that are factors of 6491. The greatest factor of 6491 is 6491.
4. How to Find the GCF of 6489 and 6491?
Answer:
Greatest Common Factor of 6489 and 6491 = 1
Step 1: Find the prime factorization of 6489
6489 = 3 x 3 x 7 x 103
Step 2: Find the prime factorization of 6491
6491 = 6491
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = = 1
Step 4: Therefore, the greatest common factor of 6489 and 6491 is 1