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 3138, 3142 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3138 and 3142 is 2.
GCF(3138,3142) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3138
2 | 3138 |
3 | 1569 |
523 | 523 |
1 |
Prime factors of 3138 are 2,3,523. Prime factorization of 3138 in exponential form is:
3138 = 21×31×5231
Prime Factorization of 3142
2 | 3142 |
1571 | 1571 |
1 |
Prime factors of 3142 are 2,1571. Prime factorization of 3142 in exponential form is:
3142 = 21×15711
∴ So by taking common prime factors GCF of 3138 and 3142 is 2
Factors of 3138
List of positive integer factors of 3138 that divides 3138 without a remainder.
1,2,3,6,523,1046,1569,3138
Factors of 3142
List of positive integer factors of 3142 that divides 3142 without a remainder.
1,2,1571,3142
Greatest Common Factor
We found the factors and prime factorization of 3138 and 3142. The biggest common factor number is the GCF number.
So the greatest common factor 3138 and 3142 is 2.
Also check out the Least Common Multiple of 3138 and 3142
(i) The GCF of 3138 and 3142 is associative
GCF of 3138 and 3142 = GCF of 3142 and 3138
1. What is the GCF of 3138 and 3142?
Answer: GCF of 3138 and 3142 is 2.
2. What are the Factors of 3138?
Answer: Factors of 3138 are 1, 2, 3, 6, 523, 1046, 1569, 3138. There are 8 integers that are factors of 3138. The greatest factor of 3138 is 3138.
3. What are the Factors of 3142?
Answer: Factors of 3142 are 1, 2, 1571, 3142. There are 4 integers that are factors of 3142. The greatest factor of 3142 is 3142.
4. How to Find the GCF of 3138 and 3142?
Answer:
Greatest Common Factor of 3138 and 3142 = 2
Step 1: Find the prime factorization of 3138
3138 = 2 x 3 x 523
Step 2: Find the prime factorization of 3142
3142 = 2 x 1571
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 3138 and 3142 is 2