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 9966, 9972 i.e. 6 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 9966 and 9972 is 6.
GCF(9966,9972) = 6
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 9966
2 | 9966 |
3 | 4983 |
11 | 1661 |
151 | 151 |
1 |
Prime factors of 9966 are 2,3,11,151. Prime factorization of 9966 in exponential form is:
9966 = 21×31×111×1511
Prime Factorization of 9972
2 | 9972 |
2 | 4986 |
3 | 2493 |
3 | 831 |
277 | 277 |
1 |
Prime factors of 9972 are 2,3,277. Prime factorization of 9972 in exponential form is:
9972 = 22×32×2771
∴ So by taking common prime factors GCF of 9966 and 9972 is 6
Factors of 9966
List of positive integer factors of 9966 that divides 9966 without a remainder.
1,2,3,6,11,22,33,66,151,302,453,906,1661,3322,4983,9966
Factors of 9972
List of positive integer factors of 9972 that divides 9972 without a remainder.
1,2,3,4,6,9,12,18,36,277,554,831,1108,1662,2493,3324,4986,9972
Greatest Common Factor
We found the factors and prime factorization of 9966 and 9972. The biggest common factor number is the GCF number.
So the greatest common factor 9966 and 9972 is 6.
Also check out the Least Common Multiple of 9966 and 9972
(i) The GCF of 9966 and 9972 is associative
GCF of 9966 and 9972 = GCF of 9972 and 9966
1. What is the GCF of 9966 and 9972?
Answer: GCF of 9966 and 9972 is 6.
2. What are the Factors of 9966?
Answer: Factors of 9966 are 1, 2, 3, 6, 11, 22, 33, 66, 151, 302, 453, 906, 1661, 3322, 4983, 9966. There are 16 integers that are factors of 9966. The greatest factor of 9966 is 9966.
3. What are the Factors of 9972?
Answer: Factors of 9972 are 1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 2493, 3324, 4986, 9972. There are 18 integers that are factors of 9972. The greatest factor of 9972 is 9972.
4. How to Find the GCF of 9966 and 9972?
Answer:
Greatest Common Factor of 9966 and 9972 = 6
Step 1: Find the prime factorization of 9966
9966 = 2 x 3 x 11 x 151
Step 2: Find the prime factorization of 9972
9972 = 2 x 2 x 3 x 3 x 277
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 9966 and 9972 is 6