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 1323, 1331 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1323 and 1331 is 1.
GCF(1323,1331) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1323
3 | 1323 |
3 | 441 |
3 | 147 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 1323 are 3,7. Prime factorization of 1323 in exponential form is:
1323 = 33×72
Prime Factorization of 1331
11 | 1331 |
11 | 121 |
11 | 11 |
1 |
Prime factors of 1331 are 11. Prime factorization of 1331 in exponential form is:
1331 = 113
∴ So by taking common prime factors GCF of 1323 and 1331 is 1
Factors of 1323
List of positive integer factors of 1323 that divides 1323 without a remainder.
1,3,7,9,21,27,49,63,147,189,441,1323
Factors of 1331
List of positive integer factors of 1331 that divides 1331 without a remainder.
1,11,121,1331
Greatest Common Factor
We found the factors and prime factorization of 1323 and 1331. The biggest common factor number is the GCF number.
So the greatest common factor 1323 and 1331 is 1.
Also check out the Least Common Multiple of 1323 and 1331
(i) The GCF of 1323 and 1331 is associative
GCF of 1323 and 1331 = GCF of 1331 and 1323
1. What is the GCF of 1323 and 1331?
Answer: GCF of 1323 and 1331 is 1.
2. What are the Factors of 1323?
Answer: Factors of 1323 are 1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323. There are 12 integers that are factors of 1323. The greatest factor of 1323 is 1323.
3. What are the Factors of 1331?
Answer: Factors of 1331 are 1, 11, 121, 1331. There are 4 integers that are factors of 1331. The greatest factor of 1331 is 1331.
4. How to Find the GCF of 1323 and 1331?
Answer:
Greatest Common Factor of 1323 and 1331 = 1
Step 1: Find the prime factorization of 1323
1323 = 3 x 3 x 3 x 7 x 7
Step 2: Find the prime factorization of 1331
1331 = 11 x 11 x 11
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 1323 and 1331 is 1