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 196, 204 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 196 and 204 is 4.
GCF(196,204) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 196
2 | 196 |
2 | 98 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 196 are 2,7. Prime factorization of 196 in exponential form is:
196 = 22×72
Prime Factorization of 204
2 | 204 |
2 | 102 |
3 | 51 |
17 | 17 |
1 |
Prime factors of 204 are 2,3,17. Prime factorization of 204 in exponential form is:
204 = 22×31×171
∴ So by taking common prime factors GCF of 196 and 204 is 4
Factors of 196
List of positive integer factors of 196 that divides 196 without a remainder.
1,2,4,7,14,28,49,98,196
Factors of 204
List of positive integer factors of 204 that divides 204 without a remainder.
1,2,3,4,6,12,17,34,51,68,102,204
Greatest Common Factor
We found the factors and prime factorization of 196 and 204. The biggest common factor number is the GCF number.
So the greatest common factor 196 and 204 is 4.
Also check out the Least Common Multiple of 196 and 204
(i) The GCF of 196 and 204 is associative
GCF of 196 and 204 = GCF of 204 and 196
1. What is the GCF of 196 and 204?
Answer: GCF of 196 and 204 is 4.
2. What are the Factors of 196?
Answer: Factors of 196 are 1, 2, 4, 7, 14, 28, 49, 98, 196. There are 9 integers that are factors of 196. The greatest factor of 196 is 196.
3. What are the Factors of 204?
Answer: Factors of 204 are 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204. There are 12 integers that are factors of 204. The greatest factor of 204 is 204.
4. How to Find the GCF of 196 and 204?
Answer:
Greatest Common Factor of 196 and 204 = 4
Step 1: Find the prime factorization of 196
196 = 2 x 2 x 7 x 7
Step 2: Find the prime factorization of 204
204 = 2 x 2 x 3 x 17
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 196 and 204 is 4