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 1325, 1328 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1325 and 1328 is 1.
GCF(1325,1328) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1325
5 | 1325 |
5 | 265 |
53 | 53 |
1 |
Prime factors of 1325 are 5,53. Prime factorization of 1325 in exponential form is:
1325 = 52×531
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
∴ So by taking common prime factors GCF of 1325 and 1328 is 1
Factors of 1325
List of positive integer factors of 1325 that divides 1325 without a remainder.
1,5,25,53,265,1325
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
Greatest Common Factor
We found the factors and prime factorization of 1325 and 1328. The biggest common factor number is the GCF number.
So the greatest common factor 1325 and 1328 is 1.
Also check out the Least Common Multiple of 1325 and 1328
(i) The GCF of 1325 and 1328 is associative
GCF of 1325 and 1328 = GCF of 1328 and 1325
1. What is the GCF of 1325 and 1328?
Answer: GCF of 1325 and 1328 is 1.
2. What are the Factors of 1325?
Answer: Factors of 1325 are 1, 5, 25, 53, 265, 1325. There are 6 integers that are factors of 1325. The greatest factor of 1325 is 1325.
3. 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.
4. How to Find the GCF of 1325 and 1328?
Answer:
Greatest Common Factor of 1325 and 1328 = 1
Step 1: Find the prime factorization of 1325
1325 = 5 x 5 x 53
Step 2: Find the prime factorization of 1328
1328 = 2 x 2 x 2 x 2 x 83
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 1325 and 1328 is 1