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 172, 179 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 172 and 179 is 1.
GCF(172,179) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 172
2 | 172 |
2 | 86 |
43 | 43 |
1 |
Prime factors of 172 are 2,43. Prime factorization of 172 in exponential form is:
172 = 22×431
Prime Factorization of 179
179 | 179 |
1 |
Prime factors of 179 are 179. Prime factorization of 179 in exponential form is:
179 = 1791
∴ So by taking common prime factors GCF of 172 and 179 is 1
Factors of 172
List of positive integer factors of 172 that divides 172 without a remainder.
1,2,4,43,86,172
Factors of 179
List of positive integer factors of 179 that divides 179 without a remainder.
1,179
Greatest Common Factor
We found the factors and prime factorization of 172 and 179. The biggest common factor number is the GCF number.
So the greatest common factor 172 and 179 is 1.
Also check out the Least Common Multiple of 172 and 179
(i) The GCF of 172 and 179 is associative
GCF of 172 and 179 = GCF of 179 and 172
1. What is the GCF of 172 and 179?
Answer: GCF of 172 and 179 is 1.
2. What are the Factors of 172?
Answer: Factors of 172 are 1, 2, 4, 43, 86, 172. There are 6 integers that are factors of 172. The greatest factor of 172 is 172.
3. What are the Factors of 179?
Answer: Factors of 179 are 1, 179. There are 2 integers that are factors of 179. The greatest factor of 179 is 179.
4. How to Find the GCF of 172 and 179?
Answer:
Greatest Common Factor of 172 and 179 = 1
Step 1: Find the prime factorization of 172
172 = 2 x 2 x 43
Step 2: Find the prime factorization of 179
179 = 179
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 172 and 179 is 1