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 863, 865 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 863 and 865 is 1.
GCF(863,865) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 863
863 | 863 |
1 |
Prime factors of 863 are 863. Prime factorization of 863 in exponential form is:
863 = 8631
Prime Factorization of 865
5 | 865 |
173 | 173 |
1 |
Prime factors of 865 are 5.Prime factorization of 865 in exponential form is:
865 = 51×1731
∴ So by taking common prime factors GCF of 863 and 865 is 1
Factors of 863
List of positive integer factors of 863 that divides 863 without a remainder.
1,863
Factors of 865
List of positive integer factors of 865 that divides 865 without a remainder.
1,5,173,865
Greatest Common Factor
We found the factors and prime factorization of 863 and 865. The biggest common factor number is the GCF number.
So the greatest common factor 863 and 865 is 1.
Also check out the Least Common Multiple of 863 and 865
(i) The GCF of 863 and 865 is associative
GCF of 863 and 865 = GCF of 865 and 863
1. What is the GCF of 863 and 865?
Answer: GCF of 863 and 865 is 1.
2. What are the Factors of 863?
Answer: Factors of 863 are 1, 863. There are 2 integers that are factors of 863. The greatest factor of 863 is 863.
3. What are the Factors of 865?
Answer: Factors of 865 are 1, 5, 173, 865. There are 4 integers that are factors of 865. The greatest factor of 865 is 865.
4. How to Find the GCF of 863 and 865?
Answer:
Greatest Common Factor of 863 and 865 = 1
Step 1: Find the prime factorization of 863
863 = 863
Step 2: Find the prime factorization of 865
865 = 5 x 173
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 863 and 865 is 1