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 15239, 15243 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 15239 and 15243 is 1.
GCF(15239,15243) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 15239
7 | 15239 |
7 | 2177 |
311 | 311 |
1 |
Prime factors of 15239 are 7,311. Prime factorization of 15239 in exponential form is:
15239 = 72×3111
Prime Factorization of 15243
3 | 15243 |
5081 | 5081 |
1 |
Prime factors of 15243 are 3,5081. Prime factorization of 15243 in exponential form is:
15243 = 31×50811
∴ So by taking common prime factors GCF of 15239 and 15243 is 1
Factors of 15239
List of positive integer factors of 15239 that divides 15239 without a remainder.
1,7,49,311,2177,15239
Factors of 15243
List of positive integer factors of 15243 that divides 15243 without a remainder.
1,3,5081,15243
Greatest Common Factor
We found the factors and prime factorization of 15239 and 15243. The biggest common factor number is the GCF number.
So the greatest common factor 15239 and 15243 is 1.
Also check out the Least Common Multiple of 15239 and 15243
(i) The GCF of 15239 and 15243 is associative
GCF of 15239 and 15243 = GCF of 15243 and 15239
1. What is the GCF of 15239 and 15243?
Answer: GCF of 15239 and 15243 is 1.
2. What are the Factors of 15239?
Answer: Factors of 15239 are 1, 7, 49, 311, 2177, 15239. There are 6 integers that are factors of 15239. The greatest factor of 15239 is 15239.
3. What are the Factors of 15243?
Answer: Factors of 15243 are 1, 3, 5081, 15243. There are 4 integers that are factors of 15243. The greatest factor of 15243 is 15243.
4. How to Find the GCF of 15239 and 15243?
Answer:
Greatest Common Factor of 15239 and 15243 = 1
Step 1: Find the prime factorization of 15239
15239 = 7 x 7 x 311
Step 2: Find the prime factorization of 15243
15243 = 3 x 5081
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 15239 and 15243 is 1