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 988, 992 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 988 and 992 is 4.
GCF(988,992) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 988
2 | 988 |
2 | 494 |
13 | 247 |
19 | 19 |
1 |
Prime factors of 988 are 2,13,19. Prime factorization of 988 in exponential form is:
988 = 22×131×191
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 988 and 992 is 4
Factors of 988
List of positive integer factors of 988 that divides 988 without a remainder.
1,2,4,13,19,26,38,52,76,247,494,988
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 988 and 992. The biggest common factor number is the GCF number.
So the greatest common factor 988 and 992 is 4.
Also check out the Least Common Multiple of 988 and 992
(i) The GCF of 988 and 992 is associative
GCF of 988 and 992 = GCF of 992 and 988
1. What is the GCF of 988 and 992?
Answer: GCF of 988 and 992 is 4.
2. What are the Factors of 988?
Answer: Factors of 988 are 1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988. There are 12 integers that are factors of 988. The greatest factor of 988 is 988.
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 988 and 992?
Answer:
Greatest Common Factor of 988 and 992 = 4
Step 1: Find the prime factorization of 988
988 = 2 x 2 x 13 x 19
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 = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 988 and 992 is 4