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 20478, 20484 i.e. 6 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 20478 and 20484 is 6.
GCF(20478,20484) = 6
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 20478
2 | 20478 |
3 | 10239 |
3413 | 3413 |
1 |
Prime factors of 20478 are 2,3,3413. Prime factorization of 20478 in exponential form is:
20478 = 21×31×34131
Prime Factorization of 20484
2 | 20484 |
2 | 10242 |
3 | 5121 |
3 | 1707 |
569 | 569 |
1 |
Prime factors of 20484 are 2,3,569. Prime factorization of 20484 in exponential form is:
20484 = 22×32×5691
∴ So by taking common prime factors GCF of 20478 and 20484 is 6
Factors of 20478
List of positive integer factors of 20478 that divides 20478 without a remainder.
1,2,3,6,3413,6826,10239,20478
Factors of 20484
List of positive integer factors of 20484 that divides 20484 without a remainder.
1,2,3,4,6,9,12,18,36,569,1138,1707,2276,3414,5121,6828,10242,20484
Greatest Common Factor
We found the factors and prime factorization of 20478 and 20484. The biggest common factor number is the GCF number.
So the greatest common factor 20478 and 20484 is 6.
Also check out the Least Common Multiple of 20478 and 20484
(i) The GCF of 20478 and 20484 is associative
GCF of 20478 and 20484 = GCF of 20484 and 20478
1. What is the GCF of 20478 and 20484?
Answer: GCF of 20478 and 20484 is 6.
2. What are the Factors of 20478?
Answer: Factors of 20478 are 1, 2, 3, 6, 3413, 6826, 10239, 20478. There are 8 integers that are factors of 20478. The greatest factor of 20478 is 20478.
3. What are the Factors of 20484?
Answer: Factors of 20484 are 1, 2, 3, 4, 6, 9, 12, 18, 36, 569, 1138, 1707, 2276, 3414, 5121, 6828, 10242, 20484. There are 18 integers that are factors of 20484. The greatest factor of 20484 is 20484.
4. How to Find the GCF of 20478 and 20484?
Answer:
Greatest Common Factor of 20478 and 20484 = 6
Step 1: Find the prime factorization of 20478
20478 = 2 x 3 x 3413
Step 2: Find the prime factorization of 20484
20484 = 2 x 2 x 3 x 3 x 569
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 3 = 6
Step 4: Therefore, the greatest common factor of 20478 and 20484 is 6