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 15247, 15255 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 15247 and 15255 is 1.
GCF(15247,15255) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 15247
79 | 15247 |
193 | 193 |
1 |
Prime factors of 15247 are 79,193. Prime factorization of 15247 in exponential form is:
15247 = 791×1931
Prime Factorization of 15255
3 | 15255 |
3 | 5085 |
3 | 1695 |
5 | 565 |
113 | 113 |
1 |
Prime factors of 15255 are 3,5,113. Prime factorization of 15255 in exponential form is:
15255 = 33×51×1131
∴ So by taking common prime factors GCF of 15247 and 15255 is 1
Factors of 15247
List of positive integer factors of 15247 that divides 15247 without a remainder.
1,79,193,15247
Factors of 15255
List of positive integer factors of 15255 that divides 15255 without a remainder.
1,3,5,9,15,27,45,113,135,339,565,1017,1695,3051,5085,15255
Greatest Common Factor
We found the factors and prime factorization of 15247 and 15255. The biggest common factor number is the GCF number.
So the greatest common factor 15247 and 15255 is 1.
Also check out the Least Common Multiple of 15247 and 15255
(i) The GCF of 15247 and 15255 is associative
GCF of 15247 and 15255 = GCF of 15255 and 15247
1. What is the GCF of 15247 and 15255?
Answer: GCF of 15247 and 15255 is 1.
2. What are the Factors of 15247?
Answer: Factors of 15247 are 1, 79, 193, 15247. There are 4 integers that are factors of 15247. The greatest factor of 15247 is 15247.
3. What are the Factors of 15255?
Answer: Factors of 15255 are 1, 3, 5, 9, 15, 27, 45, 113, 135, 339, 565, 1017, 1695, 3051, 5085, 15255. There are 16 integers that are factors of 15255. The greatest factor of 15255 is 15255.
4. How to Find the GCF of 15247 and 15255?
Answer:
Greatest Common Factor of 15247 and 15255 = 1
Step 1: Find the prime factorization of 15247
15247 = 79 x 193
Step 2: Find the prime factorization of 15255
15255 = 3 x 3 x 3 x 5 x 113
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 15247 and 15255 is 1