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 12207, 12209 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 12207 and 12209 is 1.
GCF(12207,12209) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 12207
3 | 12207 |
13 | 4069 |
313 | 313 |
1 |
Prime factors of 12207 are 3,13,313. Prime factorization of 12207 in exponential form is:
12207 = 31×131×3131
Prime Factorization of 12209
29 | 12209 |
421 | 421 |
1 |
Prime factors of 12209 are 29,421. Prime factorization of 12209 in exponential form is:
12209 = 291×4211
∴ So by taking common prime factors GCF of 12207 and 12209 is 1
Factors of 12207
List of positive integer factors of 12207 that divides 12207 without a remainder.
1,3,13,39,313,939,4069,12207
Factors of 12209
List of positive integer factors of 12209 that divides 12209 without a remainder.
1,29,421,12209
Greatest Common Factor
We found the factors and prime factorization of 12207 and 12209. The biggest common factor number is the GCF number.
So the greatest common factor 12207 and 12209 is 1.
Also check out the Least Common Multiple of 12207 and 12209
(i) The GCF of 12207 and 12209 is associative
GCF of 12207 and 12209 = GCF of 12209 and 12207
1. What is the GCF of 12207 and 12209?
Answer: GCF of 12207 and 12209 is 1.
2. What are the Factors of 12207?
Answer: Factors of 12207 are 1, 3, 13, 39, 313, 939, 4069, 12207. There are 8 integers that are factors of 12207. The greatest factor of 12207 is 12207.
3. What are the Factors of 12209?
Answer: Factors of 12209 are 1, 29, 421, 12209. There are 4 integers that are factors of 12209. The greatest factor of 12209 is 12209.
4. How to Find the GCF of 12207 and 12209?
Answer:
Greatest Common Factor of 12207 and 12209 = 1
Step 1: Find the prime factorization of 12207
12207 = 3 x 13 x 313
Step 2: Find the prime factorization of 12209
12209 = 29 x 421
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 12207 and 12209 is 1