Greatest Common Factor of 171 and 175

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 171, 175 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 171 and 175 is 1.

GCF(171,175) = 1

GCF of 171 and 175

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 171 and 175

GCF of 171 and 175 is 1

Prime Factorization of 171


3 171
3 57
19 19
1

Prime factors of 171 are 3,19. Prime factorization of 171 in exponential form is:

171 = 32×191

Prime Factorization of 175


5 175
5 35
7 7
1

Prime factors of 175 are 5,7. Prime factorization of 175 in exponential form is:

175 = 52×71

∴ So by taking common prime factors GCF of 171 and 175 is 1

Greatest Common Factor of 171 and 175 by matching factors method

Factors of 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Factors of 175

List of positive integer factors of 175 that divides 175 without a remainder.

1,5,7,25,35,175

Greatest Common Factor

We found the factors and prime factorization of 171 and 175. The biggest common factor number is the GCF number.
So the greatest common factor 171 and 175 is 1.

Also check out the Least Common Multiple of 171 and 175

Properties of GCF 171 and 175

(i) The GCF of 171 and 175 is associative

GCF of 171 and 175 = GCF of 175 and 171

Frequently Asked Questions on GCF of 171 and 175

1. What is the GCF of 171 and 175?

Answer: GCF of 171 and 175 is 1.

2. What are the Factors of 171?

Answer: Factors of 171 are 1, 3, 9, 19, 57, 171. There are 6 integers that are factors of 171. The greatest factor of 171 is 171.

3. What are the Factors of 175?

Answer: Factors of 175 are 1, 5, 7, 25, 35, 175. There are 6 integers that are factors of 175. The greatest factor of 175 is 175.

4. How to Find the GCF of 171 and 175?

Answer:

Greatest Common Factor of 171 and 175 = 1

Step 1: Find the prime factorization of 171

171 = 3 x 3 x 19

Step 2: Find the prime factorization of 175

175 = 5 x 5 x 7

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 171 and 175 is 1