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 1378, 1382 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1378 and 1382 is 2.
GCF(1378,1382) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1378
2 | 1378 |
13 | 689 |
53 | 53 |
1 |
Prime factors of 1378 are 2,13,53. Prime factorization of 1378 in exponential form is:
1378 = 21×131×531
Prime Factorization of 1382
2 | 1382 |
691 | 691 |
1 |
Prime factors of 1382 are 2,691. Prime factorization of 1382 in exponential form is:
1382 = 21×6911
∴ So by taking common prime factors GCF of 1378 and 1382 is 2
Factors of 1378
List of positive integer factors of 1378 that divides 1378 without a remainder.
1,2,13,26,53,106,689,1378
Factors of 1382
List of positive integer factors of 1382 that divides 1382 without a remainder.
1,2,691,1382
Greatest Common Factor
We found the factors and prime factorization of 1378 and 1382. The biggest common factor number is the GCF number.
So the greatest common factor 1378 and 1382 is 2.
Also check out the Least Common Multiple of 1378 and 1382
(i) The GCF of 1378 and 1382 is associative
GCF of 1378 and 1382 = GCF of 1382 and 1378
1. What is the GCF of 1378 and 1382?
Answer: GCF of 1378 and 1382 is 2.
2. What are the Factors of 1378?
Answer: Factors of 1378 are 1, 2, 13, 26, 53, 106, 689, 1378. There are 8 integers that are factors of 1378. The greatest factor of 1378 is 1378.
3. What are the Factors of 1382?
Answer: Factors of 1382 are 1, 2, 691, 1382. There are 4 integers that are factors of 1382. The greatest factor of 1382 is 1382.
4. How to Find the GCF of 1378 and 1382?
Answer:
Greatest Common Factor of 1378 and 1382 = 2
Step 1: Find the prime factorization of 1378
1378 = 2 x 13 x 53
Step 2: Find the prime factorization of 1382
1382 = 2 x 691
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 1378 and 1382 is 2