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 1398, 1403 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1398 and 1403 is 1.
GCF(1398,1403) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1398
2 | 1398 |
3 | 699 |
233 | 233 |
1 |
Prime factors of 1398 are 2,3,233. Prime factorization of 1398 in exponential form is:
1398 = 21×31×2331
Prime Factorization of 1403
23 | 1403 |
61 | 61 |
1 |
Prime factors of 1403 are 23,61. Prime factorization of 1403 in exponential form is:
1403 = 231×611
∴ So by taking common prime factors GCF of 1398 and 1403 is 1
Factors of 1398
List of positive integer factors of 1398 that divides 1398 without a remainder.
1,2,3,6,233,466,699,1398
Factors of 1403
List of positive integer factors of 1403 that divides 1403 without a remainder.
1,23,61,1403
Greatest Common Factor
We found the factors and prime factorization of 1398 and 1403. The biggest common factor number is the GCF number.
So the greatest common factor 1398 and 1403 is 1.
Also check out the Least Common Multiple of 1398 and 1403
(i) The GCF of 1398 and 1403 is associative
GCF of 1398 and 1403 = GCF of 1403 and 1398
1. What is the GCF of 1398 and 1403?
Answer: GCF of 1398 and 1403 is 1.
2. What are the Factors of 1398?
Answer: Factors of 1398 are 1, 2, 3, 6, 233, 466, 699, 1398. There are 8 integers that are factors of 1398. The greatest factor of 1398 is 1398.
3. What are the Factors of 1403?
Answer: Factors of 1403 are 1, 23, 61, 1403. There are 4 integers that are factors of 1403. The greatest factor of 1403 is 1403.
4. How to Find the GCF of 1398 and 1403?
Answer:
Greatest Common Factor of 1398 and 1403 = 1
Step 1: Find the prime factorization of 1398
1398 = 2 x 3 x 233
Step 2: Find the prime factorization of 1403
1403 = 23 x 61
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 1398 and 1403 is 1