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 3249, 3255 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3249 and 3255 is 3.
GCF(3249,3255) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3249
3 | 3249 |
3 | 1083 |
19 | 361 |
19 | 19 |
1 |
Prime factors of 3249 are 3,19. Prime factorization of 3249 in exponential form is:
3249 = 32×192
Prime Factorization of 3255
3 | 3255 |
5 | 1085 |
7 | 217 |
31 | 31 |
1 |
Prime factors of 3255 are 3,5,7,31. Prime factorization of 3255 in exponential form is:
3255 = 31×51×71×311
∴ So by taking common prime factors GCF of 3249 and 3255 is 3
Factors of 3249
List of positive integer factors of 3249 that divides 3249 without a remainder.
1,3,9,19,57,171,361,1083,3249
Factors of 3255
List of positive integer factors of 3255 that divides 3255 without a remainder.
1,3,5,7,15,21,31,35,93,105,155,217,465,651,1085,3255
Greatest Common Factor
We found the factors and prime factorization of 3249 and 3255. The biggest common factor number is the GCF number.
So the greatest common factor 3249 and 3255 is 3.
Also check out the Least Common Multiple of 3249 and 3255
(i) The GCF of 3249 and 3255 is associative
GCF of 3249 and 3255 = GCF of 3255 and 3249
1. What is the GCF of 3249 and 3255?
Answer: GCF of 3249 and 3255 is 3.
2. What are the Factors of 3249?
Answer: Factors of 3249 are 1, 3, 9, 19, 57, 171, 361, 1083, 3249. There are 9 integers that are factors of 3249. The greatest factor of 3249 is 3249.
3. What are the Factors of 3255?
Answer: Factors of 3255 are 1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255. There are 16 integers that are factors of 3255. The greatest factor of 3255 is 3255.
4. How to Find the GCF of 3249 and 3255?
Answer:
Greatest Common Factor of 3249 and 3255 = 3
Step 1: Find the prime factorization of 3249
3249 = 3 x 3 x 19 x 19
Step 2: Find the prime factorization of 3255
3255 = 3 x 5 x 7 x 31
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 3249 and 3255 is 3