Greatest Common Factor of 667 and 668

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 667, 668 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 667 and 668 is 1.

GCF(667,668) = 1

GCF of 667 and 668

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

GCF of:
and

Greatest Common Factor of 667 and 668

GCF of 667 and 668 is 1

Prime Factorization of 667


23 667
29 29
1

Prime factors of 667 are 23,29. Prime factorization of 667 in exponential form is:

667 = 231×291

Prime Factorization of 668


2 668
2 334
167 167
1

Prime factors of 668 are 2,167. Prime factorization of 668 in exponential form is:

668 = 22×1671

∴ So by taking common prime factors GCF of 667 and 668 is 1

Greatest Common Factor of 667 and 668 by matching factors method

Factors of 667

List of positive integer factors of 667 that divides 667 without a remainder.

1,23,29,667

Factors of 668

List of positive integer factors of 668 that divides 668 without a remainder.

1,2,4,167,334,668

Greatest Common Factor

We found the factors and prime factorization of 667 and 668. The biggest common factor number is the GCF number.
So the greatest common factor 667 and 668 is 1.

Also check out the Least Common Multiple of 667 and 668

Properties of GCF 667 and 668

(i) The GCF of 667 and 668 is associative

GCF of 667 and 668 = GCF of 668 and 667

Frequently Asked Questions on GCF of 667 and 668

1. What is the GCF of 667 and 668?

Answer: GCF of 667 and 668 is 1.

2. What are the Factors of 667?

Answer: Factors of 667 are 1, 23, 29, 667. There are 4 integers that are factors of 667. The greatest factor of 667 is 667.

3. What are the Factors of 668?

Answer: Factors of 668 are 1, 2, 4, 167, 334, 668. There are 6 integers that are factors of 668. The greatest factor of 668 is 668.

4. How to Find the GCF of 667 and 668?

Answer:

Greatest Common Factor of 667 and 668 = 1

Step 1: Find the prime factorization of 667

667 = 23 x 29

Step 2: Find the prime factorization of 668

668 = 2 x 2 x 167

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 667 and 668 is 1