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 989, 992 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 989 and 992 is 1.
GCF(989,992) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 989
23 | 989 |
43 | 43 |
1 |
Prime factors of 989 are 23,43. Prime factorization of 989 in exponential form is:
989 = 231×431
Prime Factorization of 992
2 | 992 |
2 | 496 |
2 | 248 |
2 | 124 |
2 | 62 |
31 | 31 |
1 |
Prime factors of 992 are 2,31. Prime factorization of 992 in exponential form is:
992 = 25×311
∴ So by taking common prime factors GCF of 989 and 992 is 1
Factors of 989
List of positive integer factors of 989 that divides 989 without a remainder.
1,23,43,989
Factors of 992
List of positive integer factors of 992 that divides 992 without a remainder.
1,2,4,8,16,31,32,62,124,248,496,992
Greatest Common Factor
We found the factors and prime factorization of 989 and 992. The biggest common factor number is the GCF number.
So the greatest common factor 989 and 992 is 1.
Also check out the Least Common Multiple of 989 and 992
(i) The GCF of 989 and 992 is associative
GCF of 989 and 992 = GCF of 992 and 989
1. What is the GCF of 989 and 992?
Answer: GCF of 989 and 992 is 1.
2. What are the Factors of 989?
Answer: Factors of 989 are 1, 23, 43, 989. There are 4 integers that are factors of 989. The greatest factor of 989 is 989.
3. What are the Factors of 992?
Answer: Factors of 992 are 1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992. There are 12 integers that are factors of 992. The greatest factor of 992 is 992.
4. How to Find the GCF of 989 and 992?
Answer:
Greatest Common Factor of 989 and 992 = 1
Step 1: Find the prime factorization of 989
989 = 23 x 43
Step 2: Find the prime factorization of 992
992 = 2 x 2 x 2 x 2 x 2 x 31
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 989 and 992 is 1