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 12243, 12247 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 12243 and 12247 is 1.
GCF(12243,12247) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 12243
3 | 12243 |
7 | 4081 |
11 | 583 |
53 | 53 |
1 |
Prime factors of 12243 are 3,7,11,53. Prime factorization of 12243 in exponential form is:
12243 = 31×71×111×531
Prime Factorization of 12247
37 | 12247 |
331 | 331 |
1 |
Prime factors of 12247 are 37,331. Prime factorization of 12247 in exponential form is:
12247 = 371×3311
∴ So by taking common prime factors GCF of 12243 and 12247 is 1
Factors of 12243
List of positive integer factors of 12243 that divides 12243 without a remainder.
1,3,7,11,21,33,53,77,159,231,371,583,1113,1749,4081,12243
Factors of 12247
List of positive integer factors of 12247 that divides 12247 without a remainder.
1,37,331,12247
Greatest Common Factor
We found the factors and prime factorization of 12243 and 12247. The biggest common factor number is the GCF number.
So the greatest common factor 12243 and 12247 is 1.
Also check out the Least Common Multiple of 12243 and 12247
(i) The GCF of 12243 and 12247 is associative
GCF of 12243 and 12247 = GCF of 12247 and 12243
1. What is the GCF of 12243 and 12247?
Answer: GCF of 12243 and 12247 is 1.
2. What are the Factors of 12243?
Answer: Factors of 12243 are 1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1749, 4081, 12243. There are 16 integers that are factors of 12243. The greatest factor of 12243 is 12243.
3. What are the Factors of 12247?
Answer: Factors of 12247 are 1, 37, 331, 12247. There are 4 integers that are factors of 12247. The greatest factor of 12247 is 12247.
4. How to Find the GCF of 12243 and 12247?
Answer:
Greatest Common Factor of 12243 and 12247 = 1
Step 1: Find the prime factorization of 12243
12243 = 3 x 7 x 11 x 53
Step 2: Find the prime factorization of 12247
12247 = 37 x 331
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 12243 and 12247 is 1