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 3891, 3895 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3891 and 3895 is 1.
GCF(3891,3895) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3891
3 | 3891 |
1297 | 1297 |
1 |
Prime factors of 3891 are 3,1297. Prime factorization of 3891 in exponential form is:
3891 = 31×12971
Prime Factorization of 3895
5 | 3895 |
19 | 779 |
41 | 41 |
1 |
Prime factors of 3895 are 5,19,41. Prime factorization of 3895 in exponential form is:
3895 = 51×191×411
∴ So by taking common prime factors GCF of 3891 and 3895 is 1
Factors of 3891
List of positive integer factors of 3891 that divides 3891 without a remainder.
1,3,1297,3891
Factors of 3895
List of positive integer factors of 3895 that divides 3895 without a remainder.
1,5,19,41,95,205,779,3895
Greatest Common Factor
We found the factors and prime factorization of 3891 and 3895. The biggest common factor number is the GCF number.
So the greatest common factor 3891 and 3895 is 1.
Also check out the Least Common Multiple of 3891 and 3895
(i) The GCF of 3891 and 3895 is associative
GCF of 3891 and 3895 = GCF of 3895 and 3891
1. What is the GCF of 3891 and 3895?
Answer: GCF of 3891 and 3895 is 1.
2. What are the Factors of 3891?
Answer: Factors of 3891 are 1, 3, 1297, 3891. There are 4 integers that are factors of 3891. The greatest factor of 3891 is 3891.
3. What are the Factors of 3895?
Answer: Factors of 3895 are 1, 5, 19, 41, 95, 205, 779, 3895. There are 8 integers that are factors of 3895. The greatest factor of 3895 is 3895.
4. How to Find the GCF of 3891 and 3895?
Answer:
Greatest Common Factor of 3891 and 3895 = 1
Step 1: Find the prime factorization of 3891
3891 = 3 x 1297
Step 2: Find the prime factorization of 3895
3895 = 5 x 19 x 41
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 3891 and 3895 is 1