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 7989, 7992 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7989 and 7992 is 3.
GCF(7989,7992) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7989
3 | 7989 |
2663 | 2663 |
1 |
Prime factors of 7989 are 3,2663. Prime factorization of 7989 in exponential form is:
7989 = 31×26631
Prime Factorization of 7992
2 | 7992 |
2 | 3996 |
2 | 1998 |
3 | 999 |
3 | 333 |
3 | 111 |
37 | 37 |
1 |
Prime factors of 7992 are 2,3,37. Prime factorization of 7992 in exponential form is:
7992 = 23×33×371
∴ So by taking common prime factors GCF of 7989 and 7992 is 3
Factors of 7989
List of positive integer factors of 7989 that divides 7989 without a remainder.
1,3,2663,7989
Factors of 7992
List of positive integer factors of 7992 that divides 7992 without a remainder.
1,2,3,4,6,8,9,12,18,24,27,36,37,54,72,74,108,111,148,216,222,296,333,444,666,888,999,1332,1998,2664,3996,7992
Greatest Common Factor
We found the factors and prime factorization of 7989 and 7992. The biggest common factor number is the GCF number.
So the greatest common factor 7989 and 7992 is 3.
Also check out the Least Common Multiple of 7989 and 7992
(i) The GCF of 7989 and 7992 is associative
GCF of 7989 and 7992 = GCF of 7992 and 7989
1. What is the GCF of 7989 and 7992?
Answer: GCF of 7989 and 7992 is 3.
2. What are the Factors of 7989?
Answer: Factors of 7989 are 1, 3, 2663, 7989. There are 4 integers that are factors of 7989. The greatest factor of 7989 is 7989.
3. What are the Factors of 7992?
Answer: Factors of 7992 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992. There are 32 integers that are factors of 7992. The greatest factor of 7992 is 7992.
4. How to Find the GCF of 7989 and 7992?
Answer:
Greatest Common Factor of 7989 and 7992 = 3
Step 1: Find the prime factorization of 7989
7989 = 3 x 2663
Step 2: Find the prime factorization of 7992
7992 = 2 x 2 x 2 x 3 x 3 x 3 x 37
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 3
Step 4: Therefore, the greatest common factor of 7989 and 7992 is 3