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 7985, 7987 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7985 and 7987 is 1.
GCF(7985,7987) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7985
5 | 7985 |
1597 | 1597 |
1 |
Prime factors of 7985 are 5,1597. Prime factorization of 7985 in exponential form is:
7985 = 51×15971
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
∴ So by taking common prime factors GCF of 7985 and 7987 is 1
Factors of 7985
List of positive integer factors of 7985 that divides 7985 without a remainder.
1,5,1597,7985
Factors of 7987
List of positive integer factors of 7987 that divides 7987 without a remainder.
1,7,49,163,1141,7987
Greatest Common Factor
We found the factors and prime factorization of 7985 and 7987. The biggest common factor number is the GCF number.
So the greatest common factor 7985 and 7987 is 1.
Also check out the Least Common Multiple of 7985 and 7987
(i) The GCF of 7985 and 7987 is associative
GCF of 7985 and 7987 = GCF of 7987 and 7985
1. What is the GCF of 7985 and 7987?
Answer: GCF of 7985 and 7987 is 1.
2. What are the Factors of 7985?
Answer: Factors of 7985 are 1, 5, 1597, 7985. There are 4 integers that are factors of 7985. The greatest factor of 7985 is 7985.
3. 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.
4. How to Find the GCF of 7985 and 7987?
Answer:
Greatest Common Factor of 7985 and 7987 = 1
Step 1: Find the prime factorization of 7985
7985 = 5 x 1597
Step 2: Find the prime factorization of 7987
7987 = 7 x 7 x 163
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 7985 and 7987 is 1