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 371, 378 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 371 and 378 is 7.
GCF(371,378) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 371
7 | 371 |
53 | 53 |
1 |
Prime factors of 371 are 7,53. Prime factorization of 371 in exponential form is:
371 = 71×531
Prime Factorization of 378
2 | 378 |
3 | 189 |
3 | 63 |
3 | 21 |
7 | 7 |
1 |
Prime factors of 378 are 2,3,7. Prime factorization of 378 in exponential form is:
378 = 21×33×71
∴ So by taking common prime factors GCF of 371 and 378 is 7
Factors of 371
List of positive integer factors of 371 that divides 371 without a remainder.
1,7,53,371
Factors of 378
List of positive integer factors of 378 that divides 378 without a remainder.
1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378
Greatest Common Factor
We found the factors and prime factorization of 371 and 378. The biggest common factor number is the GCF number.
So the greatest common factor 371 and 378 is 7.
Also check out the Least Common Multiple of 371 and 378
(i) The GCF of 371 and 378 is associative
GCF of 371 and 378 = GCF of 378 and 371
1. What is the GCF of 371 and 378?
Answer: GCF of 371 and 378 is 7.
2. What are the Factors of 371?
Answer: Factors of 371 are 1, 7, 53, 371. There are 4 integers that are factors of 371. The greatest factor of 371 is 371.
3. What are the Factors of 378?
Answer: Factors of 378 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378. There are 16 integers that are factors of 378. The greatest factor of 378 is 378.
4. How to Find the GCF of 371 and 378?
Answer:
Greatest Common Factor of 371 and 378 = 7
Step 1: Find the prime factorization of 371
371 = 7 x 53
Step 2: Find the prime factorization of 378
378 = 2 x 3 x 3 x 3 x 7
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 7
Step 4: Therefore, the greatest common factor of 371 and 378 is 7