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 15407, 15409 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 15407 and 15409 is 1.
GCF(15407,15409) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 15407
7 | 15407 |
31 | 2201 |
71 | 71 |
1 |
Prime factors of 15407 are 7,31,71. Prime factorization of 15407 in exponential form is:
15407 = 71×311×711
Prime Factorization of 15409
19 | 15409 |
811 | 811 |
1 |
Prime factors of 15409 are 19,811. Prime factorization of 15409 in exponential form is:
15409 = 191×8111
∴ So by taking common prime factors GCF of 15407 and 15409 is 1
Factors of 15407
List of positive integer factors of 15407 that divides 15407 without a remainder.
1,7,31,71,217,497,2201,15407
Factors of 15409
List of positive integer factors of 15409 that divides 15409 without a remainder.
1,19,811,15409
Greatest Common Factor
We found the factors and prime factorization of 15407 and 15409. The biggest common factor number is the GCF number.
So the greatest common factor 15407 and 15409 is 1.
Also check out the Least Common Multiple of 15407 and 15409
(i) The GCF of 15407 and 15409 is associative
GCF of 15407 and 15409 = GCF of 15409 and 15407
1. What is the GCF of 15407 and 15409?
Answer: GCF of 15407 and 15409 is 1.
2. What are the Factors of 15407?
Answer: Factors of 15407 are 1, 7, 31, 71, 217, 497, 2201, 15407. There are 8 integers that are factors of 15407. The greatest factor of 15407 is 15407.
3. What are the Factors of 15409?
Answer: Factors of 15409 are 1, 19, 811, 15409. There are 4 integers that are factors of 15409. The greatest factor of 15409 is 15409.
4. How to Find the GCF of 15407 and 15409?
Answer:
Greatest Common Factor of 15407 and 15409 = 1
Step 1: Find the prime factorization of 15407
15407 = 7 x 31 x 71
Step 2: Find the prime factorization of 15409
15409 = 19 x 811
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 15407 and 15409 is 1