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 3886, 3891 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3886 and 3891 is 1.
GCF(3886,3891) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3886
2 | 3886 |
29 | 1943 |
67 | 67 |
1 |
Prime factors of 3886 are 2,29,67. Prime factorization of 3886 in exponential form is:
3886 = 21×291×671
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
∴ So by taking common prime factors GCF of 3886 and 3891 is 1
Factors of 3886
List of positive integer factors of 3886 that divides 3886 without a remainder.
1,2,29,58,67,134,1943,3886
Factors of 3891
List of positive integer factors of 3891 that divides 3891 without a remainder.
1,3,1297,3891
Greatest Common Factor
We found the factors and prime factorization of 3886 and 3891. The biggest common factor number is the GCF number.
So the greatest common factor 3886 and 3891 is 1.
Also check out the Least Common Multiple of 3886 and 3891
(i) The GCF of 3886 and 3891 is associative
GCF of 3886 and 3891 = GCF of 3891 and 3886
1. What is the GCF of 3886 and 3891?
Answer: GCF of 3886 and 3891 is 1.
2. What are the Factors of 3886?
Answer: Factors of 3886 are 1, 2, 29, 58, 67, 134, 1943, 3886. There are 8 integers that are factors of 3886. The greatest factor of 3886 is 3886.
3. 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.
4. How to Find the GCF of 3886 and 3891?
Answer:
Greatest Common Factor of 3886 and 3891 = 1
Step 1: Find the prime factorization of 3886
3886 = 2 x 29 x 67
Step 2: Find the prime factorization of 3891
3891 = 3 x 1297
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 3886 and 3891 is 1