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 7131, 7138 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7131 and 7138 is 1.
GCF(7131,7138) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7131
3 | 7131 |
2377 | 2377 |
1 |
Prime factors of 7131 are 3,2377. Prime factorization of 7131 in exponential form is:
7131 = 31×23771
Prime Factorization of 7138
2 | 7138 |
43 | 3569 |
83 | 83 |
1 |
Prime factors of 7138 are 2,43,83. Prime factorization of 7138 in exponential form is:
7138 = 21×431×831
∴ So by taking common prime factors GCF of 7131 and 7138 is 1
Factors of 7131
List of positive integer factors of 7131 that divides 7131 without a remainder.
1,3,2377,7131
Factors of 7138
List of positive integer factors of 7138 that divides 7138 without a remainder.
1,2,43,83,86,166,3569,7138
Greatest Common Factor
We found the factors and prime factorization of 7131 and 7138. The biggest common factor number is the GCF number.
So the greatest common factor 7131 and 7138 is 1.
Also check out the Least Common Multiple of 7131 and 7138
(i) The GCF of 7131 and 7138 is associative
GCF of 7131 and 7138 = GCF of 7138 and 7131
1. What is the GCF of 7131 and 7138?
Answer: GCF of 7131 and 7138 is 1.
2. What are the Factors of 7131?
Answer: Factors of 7131 are 1, 3, 2377, 7131. There are 4 integers that are factors of 7131. The greatest factor of 7131 is 7131.
3. What are the Factors of 7138?
Answer: Factors of 7138 are 1, 2, 43, 83, 86, 166, 3569, 7138. There are 8 integers that are factors of 7138. The greatest factor of 7138 is 7138.
4. How to Find the GCF of 7131 and 7138?
Answer:
Greatest Common Factor of 7131 and 7138 = 1
Step 1: Find the prime factorization of 7131
7131 = 3 x 2377
Step 2: Find the prime factorization of 7138
7138 = 2 x 43 x 83
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 7131 and 7138 is 1