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 15258, 15261 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 15258 and 15261 is 3.
GCF(15258,15261) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 15258
2 | 15258 |
3 | 7629 |
2543 | 2543 |
1 |
Prime factors of 15258 are 2,3,2543. Prime factorization of 15258 in exponential form is:
15258 = 21×31×25431
Prime Factorization of 15261
3 | 15261 |
5087 | 5087 |
1 |
Prime factors of 15261 are 3,5087. Prime factorization of 15261 in exponential form is:
15261 = 31×50871
∴ So by taking common prime factors GCF of 15258 and 15261 is 3
Factors of 15258
List of positive integer factors of 15258 that divides 15258 without a remainder.
1,2,3,6,2543,5086,7629,15258
Factors of 15261
List of positive integer factors of 15261 that divides 15261 without a remainder.
1,3,5087,15261
Greatest Common Factor
We found the factors and prime factorization of 15258 and 15261. The biggest common factor number is the GCF number.
So the greatest common factor 15258 and 15261 is 3.
Also check out the Least Common Multiple of 15258 and 15261
(i) The GCF of 15258 and 15261 is associative
GCF of 15258 and 15261 = GCF of 15261 and 15258
1. What is the GCF of 15258 and 15261?
Answer: GCF of 15258 and 15261 is 3.
2. What are the Factors of 15258?
Answer: Factors of 15258 are 1, 2, 3, 6, 2543, 5086, 7629, 15258. There are 8 integers that are factors of 15258. The greatest factor of 15258 is 15258.
3. What are the Factors of 15261?
Answer: Factors of 15261 are 1, 3, 5087, 15261. There are 4 integers that are factors of 15261. The greatest factor of 15261 is 15261.
4. How to Find the GCF of 15258 and 15261?
Answer:
Greatest Common Factor of 15258 and 15261 = 3
Step 1: Find the prime factorization of 15258
15258 = 2 x 3 x 2543
Step 2: Find the prime factorization of 15261
15261 = 3 x 5087
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 3
Step 4: Therefore, the greatest common factor of 15258 and 15261 is 3