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 7390, 7398 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7390 and 7398 is 2.
GCF(7390,7398) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7390
2 | 7390 |
5 | 3695 |
739 | 739 |
1 |
Prime factors of 7390 are 2,5,739. Prime factorization of 7390 in exponential form is:
7390 = 21×51×7391
Prime Factorization of 7398
2 | 7398 |
3 | 3699 |
3 | 1233 |
3 | 411 |
137 | 137 |
1 |
Prime factors of 7398 are 2,3,137. Prime factorization of 7398 in exponential form is:
7398 = 21×33×1371
∴ So by taking common prime factors GCF of 7390 and 7398 is 2
Factors of 7390
List of positive integer factors of 7390 that divides 7390 without a remainder.
1,2,5,10,739,1478,3695,7390
Factors of 7398
List of positive integer factors of 7398 that divides 7398 without a remainder.
1,2,3,6,9,18,27,54,137,274,411,822,1233,2466,3699,7398
Greatest Common Factor
We found the factors and prime factorization of 7390 and 7398. The biggest common factor number is the GCF number.
So the greatest common factor 7390 and 7398 is 2.
Also check out the Least Common Multiple of 7390 and 7398
(i) The GCF of 7390 and 7398 is associative
GCF of 7390 and 7398 = GCF of 7398 and 7390
1. What is the GCF of 7390 and 7398?
Answer: GCF of 7390 and 7398 is 2.
2. What are the Factors of 7390?
Answer: Factors of 7390 are 1, 2, 5, 10, 739, 1478, 3695, 7390. There are 8 integers that are factors of 7390. The greatest factor of 7390 is 7390.
3. What are the Factors of 7398?
Answer: Factors of 7398 are 1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 7398. There are 16 integers that are factors of 7398. The greatest factor of 7398 is 7398.
4. How to Find the GCF of 7390 and 7398?
Answer:
Greatest Common Factor of 7390 and 7398 = 2
Step 1: Find the prime factorization of 7390
7390 = 2 x 5 x 739
Step 2: Find the prime factorization of 7398
7398 = 2 x 3 x 3 x 3 x 137
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 7390 and 7398 is 2