Greatest Common Factor of 153 and 157

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 153, 157 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 153 and 157 is 1.

GCF(153,157) = 1

GCF of 153 and 157

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

GCF of:
and

Greatest Common Factor of 153 and 157

GCF of 153 and 157 is 1

Prime Factorization of 153


3 153
3 51
17 17
1

Prime factors of 153 are 3,17. Prime factorization of 153 in exponential form is:

153 = 32×171

Prime Factorization of 157


157 157
1

Prime factors of 157 are 157. Prime factorization of 157 in exponential form is:

157 = 1571

∴ So by taking common prime factors GCF of 153 and 157 is 1

Greatest Common Factor of 153 and 157 by matching factors method

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Factors of 157

List of positive integer factors of 157 that divides 157 without a remainder.

1,157

Greatest Common Factor

We found the factors and prime factorization of 153 and 157. The biggest common factor number is the GCF number.
So the greatest common factor 153 and 157 is 1.

Also check out the Least Common Multiple of 153 and 157

Properties of GCF 153 and 157

(i) The GCF of 153 and 157 is associative

GCF of 153 and 157 = GCF of 157 and 153

Related Greatest Common Factor of 153

Related Greatest Common Factor of 157

Frequently Asked Questions on GCF of 153 and 157

1. What is the GCF of 153 and 157?

Answer: GCF of 153 and 157 is 1.

2. What are the Factors of 153?

Answer: Factors of 153 are 1, 3, 9, 17, 51, 153. There are 6 integers that are factors of 153. The greatest factor of 153 is 153.

3. What are the Factors of 157?

Answer: Factors of 157 are 1, 157. There are 2 integers that are factors of 157. The greatest factor of 157 is 157.

4. How to Find the GCF of 153 and 157?

Answer:

Greatest Common Factor of 153 and 157 = 1

Step 1: Find the prime factorization of 153

153 = 3 x 3 x 17

Step 2: Find the prime factorization of 157

157 = 157

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 153 and 157 is 1