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 1328, 1329 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1328 and 1329 is 1.
GCF(1328,1329) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1328
2 | 1328 |
2 | 664 |
2 | 332 |
2 | 166 |
83 | 83 |
1 |
Prime factors of 1328 are 2,83. Prime factorization of 1328 in exponential form is:
1328 = 24×831
Prime Factorization of 1329
3 | 1329 |
443 | 443 |
1 |
Prime factors of 1329 are 3,443. Prime factorization of 1329 in exponential form is:
1329 = 31×4431
∴ So by taking common prime factors GCF of 1328 and 1329 is 1
Factors of 1328
List of positive integer factors of 1328 that divides 1328 without a remainder.
1,2,4,8,16,83,166,332,664,1328
Factors of 1329
List of positive integer factors of 1329 that divides 1329 without a remainder.
1,3,443,1329
Greatest Common Factor
We found the factors and prime factorization of 1328 and 1329. The biggest common factor number is the GCF number.
So the greatest common factor 1328 and 1329 is 1.
Also check out the Least Common Multiple of 1328 and 1329
(i) The GCF of 1328 and 1329 is associative
GCF of 1328 and 1329 = GCF of 1329 and 1328
1. What is the GCF of 1328 and 1329?
Answer: GCF of 1328 and 1329 is 1.
2. What are the Factors of 1328?
Answer: Factors of 1328 are 1, 2, 4, 8, 16, 83, 166, 332, 664, 1328. There are 10 integers that are factors of 1328. The greatest factor of 1328 is 1328.
3. What are the Factors of 1329?
Answer: Factors of 1329 are 1, 3, 443, 1329. There are 4 integers that are factors of 1329. The greatest factor of 1329 is 1329.
4. How to Find the GCF of 1328 and 1329?
Answer:
Greatest Common Factor of 1328 and 1329 = 1
Step 1: Find the prime factorization of 1328
1328 = 2 x 2 x 2 x 2 x 83
Step 2: Find the prime factorization of 1329
1329 = 3 x 443
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 1328 and 1329 is 1