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 7987, 7994 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7987 and 7994 is 7.
GCF(7987,7994) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7987
7 | 7987 |
7 | 1141 |
163 | 163 |
1 |
Prime factors of 7987 are 7,163. Prime factorization of 7987 in exponential form is:
7987 = 72×1631
Prime Factorization of 7994
2 | 7994 |
7 | 3997 |
571 | 571 |
1 |
Prime factors of 7994 are 2,7,571. Prime factorization of 7994 in exponential form is:
7994 = 21×71×5711
∴ So by taking common prime factors GCF of 7987 and 7994 is 7
Factors of 7987
List of positive integer factors of 7987 that divides 7987 without a remainder.
1,7,49,163,1141,7987
Factors of 7994
List of positive integer factors of 7994 that divides 7994 without a remainder.
1,2,7,14,571,1142,3997,7994
Greatest Common Factor
We found the factors and prime factorization of 7987 and 7994. The biggest common factor number is the GCF number.
So the greatest common factor 7987 and 7994 is 7.
Also check out the Least Common Multiple of 7987 and 7994
(i) The GCF of 7987 and 7994 is associative
GCF of 7987 and 7994 = GCF of 7994 and 7987
1. What is the GCF of 7987 and 7994?
Answer: GCF of 7987 and 7994 is 7.
2. What are the Factors of 7987?
Answer: Factors of 7987 are 1, 7, 49, 163, 1141, 7987. There are 6 integers that are factors of 7987. The greatest factor of 7987 is 7987.
3. What are the Factors of 7994?
Answer: Factors of 7994 are 1, 2, 7, 14, 571, 1142, 3997, 7994. There are 8 integers that are factors of 7994. The greatest factor of 7994 is 7994.
4. How to Find the GCF of 7987 and 7994?
Answer:
Greatest Common Factor of 7987 and 7994 = 7
Step 1: Find the prime factorization of 7987
7987 = 7 x 7 x 163
Step 2: Find the prime factorization of 7994
7994 = 2 x 7 x 571
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 7
Step 4: Therefore, the greatest common factor of 7987 and 7994 is 7