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 1687, 1695 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1687 and 1695 is 1.
GCF(1687,1695) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1687
7 | 1687 |
241 | 241 |
1 |
Prime factors of 1687 are 7,241. Prime factorization of 1687 in exponential form is:
1687 = 71×2411
Prime Factorization of 1695
3 | 1695 |
5 | 565 |
113 | 113 |
1 |
Prime factors of 1695 are 3,5,113. Prime factorization of 1695 in exponential form is:
1695 = 31×51×1131
∴ So by taking common prime factors GCF of 1687 and 1695 is 1
Factors of 1687
List of positive integer factors of 1687 that divides 1687 without a remainder.
1,7,241,1687
Factors of 1695
List of positive integer factors of 1695 that divides 1695 without a remainder.
1,3,5,15,113,339,565,1695
Greatest Common Factor
We found the factors and prime factorization of 1687 and 1695. The biggest common factor number is the GCF number.
So the greatest common factor 1687 and 1695 is 1.
Also check out the Least Common Multiple of 1687 and 1695
(i) The GCF of 1687 and 1695 is associative
GCF of 1687 and 1695 = GCF of 1695 and 1687
1. What is the GCF of 1687 and 1695?
Answer: GCF of 1687 and 1695 is 1.
2. What are the Factors of 1687?
Answer: Factors of 1687 are 1, 7, 241, 1687. There are 4 integers that are factors of 1687. The greatest factor of 1687 is 1687.
3. What are the Factors of 1695?
Answer: Factors of 1695 are 1, 3, 5, 15, 113, 339, 565, 1695. There are 8 integers that are factors of 1695. The greatest factor of 1695 is 1695.
4. How to Find the GCF of 1687 and 1695?
Answer:
Greatest Common Factor of 1687 and 1695 = 1
Step 1: Find the prime factorization of 1687
1687 = 7 x 241
Step 2: Find the prime factorization of 1695
1695 = 3 x 5 x 113
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 1687 and 1695 is 1