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 3405, 3409 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3405 and 3409 is 1.
GCF(3405,3409) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3405
3 | 3405 |
5 | 1135 |
227 | 227 |
1 |
Prime factors of 3405 are 3,5,227. Prime factorization of 3405 in exponential form is:
3405 = 31×51×2271
Prime Factorization of 3409
7 | 3409 |
487 | 487 |
1 |
Prime factors of 3409 are 7,487. Prime factorization of 3409 in exponential form is:
3409 = 71×4871
∴ So by taking common prime factors GCF of 3405 and 3409 is 1
Factors of 3405
List of positive integer factors of 3405 that divides 3405 without a remainder.
1,3,5,15,227,681,1135,3405
Factors of 3409
List of positive integer factors of 3409 that divides 3409 without a remainder.
1,7,487,3409
Greatest Common Factor
We found the factors and prime factorization of 3405 and 3409. The biggest common factor number is the GCF number.
So the greatest common factor 3405 and 3409 is 1.
Also check out the Least Common Multiple of 3405 and 3409
(i) The GCF of 3405 and 3409 is associative
GCF of 3405 and 3409 = GCF of 3409 and 3405
1. What is the GCF of 3405 and 3409?
Answer: GCF of 3405 and 3409 is 1.
2. What are the Factors of 3405?
Answer: Factors of 3405 are 1, 3, 5, 15, 227, 681, 1135, 3405. There are 8 integers that are factors of 3405. The greatest factor of 3405 is 3405.
3. What are the Factors of 3409?
Answer: Factors of 3409 are 1, 7, 487, 3409. There are 4 integers that are factors of 3409. The greatest factor of 3409 is 3409.
4. How to Find the GCF of 3405 and 3409?
Answer:
Greatest Common Factor of 3405 and 3409 = 1
Step 1: Find the prime factorization of 3405
3405 = 3 x 5 x 227
Step 2: Find the prime factorization of 3409
3409 = 7 x 487
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 3405 and 3409 is 1