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 9638, 9646 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 9638 and 9646 is 2.
GCF(9638,9646) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 9638
2 | 9638 |
61 | 4819 |
79 | 79 |
1 |
Prime factors of 9638 are 2,61,79. Prime factorization of 9638 in exponential form is:
9638 = 21×611×791
Prime Factorization of 9646
2 | 9646 |
7 | 4823 |
13 | 689 |
53 | 53 |
1 |
Prime factors of 9646 are 2,7,13,53. Prime factorization of 9646 in exponential form is:
9646 = 21×71×131×531
∴ So by taking common prime factors GCF of 9638 and 9646 is 2
Factors of 9638
List of positive integer factors of 9638 that divides 9638 without a remainder.
1,2,61,79,122,158,4819,9638
Factors of 9646
List of positive integer factors of 9646 that divides 9646 without a remainder.
1,2,7,13,14,26,53,91,106,182,371,689,742,1378,4823,9646
Greatest Common Factor
We found the factors and prime factorization of 9638 and 9646. The biggest common factor number is the GCF number.
So the greatest common factor 9638 and 9646 is 2.
Also check out the Least Common Multiple of 9638 and 9646
(i) The GCF of 9638 and 9646 is associative
GCF of 9638 and 9646 = GCF of 9646 and 9638
1. What is the GCF of 9638 and 9646?
Answer: GCF of 9638 and 9646 is 2.
2. What are the Factors of 9638?
Answer: Factors of 9638 are 1, 2, 61, 79, 122, 158, 4819, 9638. There are 8 integers that are factors of 9638. The greatest factor of 9638 is 9638.
3. What are the Factors of 9646?
Answer: Factors of 9646 are 1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 9646. There are 16 integers that are factors of 9646. The greatest factor of 9646 is 9646.
4. How to Find the GCF of 9638 and 9646?
Answer:
Greatest Common Factor of 9638 and 9646 = 2
Step 1: Find the prime factorization of 9638
9638 = 2 x 61 x 79
Step 2: Find the prime factorization of 9646
9646 = 2 x 7 x 13 x 53
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 9638 and 9646 is 2