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 4, 17 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 4 and 17 is 1.
GCF(4,17) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 4
2 | 4 |
2 | 2 |
1 |
Prime factors of 4 are 2. Prime factorization of 4 in exponential form is:
4 = 22
Prime Factorization of 17
17 | 17 |
1 |
Prime factors of 17 are 17.Prime factorization of 17 in exponential form is:
17 = 171
∴ So by taking common prime factors GCF of 4 and 17 is 1
Factors of 4
List of positive integer factors of 4 that divides 4 without a remainder.
1,2,4
Factors of 17
List of positive integer factors of 17 that divides 17 without a remainder.
1,17
Greatest Common Factor
We found the factors and prime factorization of 4 and 17. The biggest common factor number is the GCF number.
So the greatest common factor 4 and 17 is 1.
Also check out the Least Common Multiple of 4 and 17
(i) The GCF of 4 and 17 is associative
GCF of 4 and 17 = GCF of 17 and 4
1. What is the GCF of 4 and 17?
Answer: GCF of 4 and 17 is 1.
2. What are the Factors of 4?
Answer: Factors of 4 are 1, 2, 4. There are 3 integers that are factors of 4. The greatest factor of 4 is 4.
3. What are the Factors of 17?
Answer: Factors of 17 are 1, 17. There are 2 integers that are factors of 17. The greatest factor of 17 is 17.
4. How to Find the GCF of 4 and 17?
Answer:
Greatest Common Factor of 4 and 17 = 1
Step 1: Find the prime factorization of 4
4 = 2 x 2
Step 2: Find the prime factorization of 17
17 = 17
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 4 and 17 is 1