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 1931, 1939 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1931 and 1939 is 1.
GCF(1931,1939) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1931
1931 | 1931 |
1 |
Prime factors of 1931 are 1931. Prime factorization of 1931 in exponential form is:
1931 = 19311
Prime Factorization of 1939
7 | 1939 |
277 | 277 |
1 |
Prime factors of 1939 are 7.Prime factorization of 1939 in exponential form is:
1939 = 71×2771
∴ So by taking common prime factors GCF of 1931 and 1939 is 1
Factors of 1931
List of positive integer factors of 1931 that divides 1931 without a remainder.
1,1931
Factors of 1939
List of positive integer factors of 1939 that divides 1939 without a remainder.
1,7,277,1939
Greatest Common Factor
We found the factors and prime factorization of 1931 and 1939. The biggest common factor number is the GCF number.
So the greatest common factor 1931 and 1939 is 1.
Also check out the Least Common Multiple of 1931 and 1939
(i) The GCF of 1931 and 1939 is associative
GCF of 1931 and 1939 = GCF of 1939 and 1931
1. What is the GCF of 1931 and 1939?
Answer: GCF of 1931 and 1939 is 1.
2. What are the Factors of 1931?
Answer: Factors of 1931 are 1, 1931. There are 2 integers that are factors of 1931. The greatest factor of 1931 is 1931.
3. What are the Factors of 1939?
Answer: Factors of 1939 are 1, 7, 277, 1939. There are 4 integers that are factors of 1939. The greatest factor of 1939 is 1939.
4. How to Find the GCF of 1931 and 1939?
Answer:
Greatest Common Factor of 1931 and 1939 = 1
Step 1: Find the prime factorization of 1931
1931 = 1931
Step 2: Find the prime factorization of 1939
1939 = 7 x 277
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 1931 and 1939 is 1