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 12200, 12205 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 12200 and 12205 is 5.
GCF(12200,12205) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 12200
2 | 12200 |
2 | 6100 |
2 | 3050 |
5 | 1525 |
5 | 305 |
61 | 61 |
1 |
Prime factors of 12200 are 2,5,61. Prime factorization of 12200 in exponential form is:
12200 = 23×52×611
Prime Factorization of 12205
5 | 12205 |
2441 | 2441 |
1 |
Prime factors of 12205 are 5,2441. Prime factorization of 12205 in exponential form is:
12205 = 51×24411
∴ So by taking common prime factors GCF of 12200 and 12205 is 5
Factors of 12200
List of positive integer factors of 12200 that divides 12200 without a remainder.
1,2,4,5,8,10,20,25,40,50,61,100,122,200,244,305,488,610,1220,1525,2440,3050,6100,12200
Factors of 12205
List of positive integer factors of 12205 that divides 12205 without a remainder.
1,5,2441,12205
Greatest Common Factor
We found the factors and prime factorization of 12200 and 12205. The biggest common factor number is the GCF number.
So the greatest common factor 12200 and 12205 is 5.
Also check out the Least Common Multiple of 12200 and 12205
(i) The GCF of 12200 and 12205 is associative
GCF of 12200 and 12205 = GCF of 12205 and 12200
1. What is the GCF of 12200 and 12205?
Answer: GCF of 12200 and 12205 is 5.
2. What are the Factors of 12200?
Answer: Factors of 12200 are 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200. There are 24 integers that are factors of 12200. The greatest factor of 12200 is 12200.
3. What are the Factors of 12205?
Answer: Factors of 12205 are 1, 5, 2441, 12205. There are 4 integers that are factors of 12205. The greatest factor of 12205 is 12205.
4. How to Find the GCF of 12200 and 12205?
Answer:
Greatest Common Factor of 12200 and 12205 = 5
Step 1: Find the prime factorization of 12200
12200 = 2 x 2 x 2 x 5 x 5 x 61
Step 2: Find the prime factorization of 12205
12205 = 5 x 2441
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 12200 and 12205 is 5