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 309405, 309413 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 309405 and 309413 is 1.
GCF(309405,309413) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 309405
3 | 309405 |
5 | 103135 |
20627 | 20627 |
1 |
Prime factors of 309405 are 3,5,20627. Prime factorization of 309405 in exponential form is:
309405 = 31×51×206271
Prime Factorization of 309413
13 | 309413 |
23801 | 23801 |
1 |
Prime factors of 309413 are 13,23801. Prime factorization of 309413 in exponential form is:
309413 = 131×238011
∴ So by taking common prime factors GCF of 309405 and 309413 is 1
Factors of 309405
List of positive integer factors of 309405 that divides 309405 without a remainder.
1,3,5,15,20627,61881,103135,309405
Factors of 309413
List of positive integer factors of 309413 that divides 309413 without a remainder.
1,13,23801,309413
Greatest Common Factor
We found the factors and prime factorization of 309405 and 309413. The biggest common factor number is the GCF number.
So the greatest common factor 309405 and 309413 is 1.
Also check out the Least Common Multiple of 309405 and 309413
(i) The GCF of 309405 and 309413 is associative
GCF of 309405 and 309413 = GCF of 309413 and 309405
1. What is the GCF of 309405 and 309413?
Answer: GCF of 309405 and 309413 is 1.
2. What are the Factors of 309405?
Answer: Factors of 309405 are 1, 3, 5, 15, 20627, 61881, 103135, 309405. There are 8 integers that are factors of 309405. The greatest factor of 309405 is 309405.
3. What are the Factors of 309413?
Answer: Factors of 309413 are 1, 13, 23801, 309413. There are 4 integers that are factors of 309413. The greatest factor of 309413 is 309413.
4. How to Find the GCF of 309405 and 309413?
Answer:
Greatest Common Factor of 309405 and 309413 = 1
Step 1: Find the prime factorization of 309405
309405 = 3 x 5 x 20627
Step 2: Find the prime factorization of 309413
309413 = 13 x 23801
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 309405 and 309413 is 1