Greatest Common Factor of 1005 and 1006

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 1005, 1006 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 1005 and 1006 is 1.

GCF(1005,1006) = 1

GCF of 1005 and 1006

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

GCF of:
and

Greatest Common Factor of 1005 and 1006

GCF of 1005 and 1006 is 1

Prime Factorization of 1005


3 1005
5 335
67 67
1

Prime factors of 1005 are 3,5,67. Prime factorization of 1005 in exponential form is:

1005 = 31×51×671

Prime Factorization of 1006


2 1006
503 503
1

Prime factors of 1006 are 2,503. Prime factorization of 1006 in exponential form is:

1006 = 21×5031

∴ So by taking common prime factors GCF of 1005 and 1006 is 1

Greatest Common Factor of 1005 and 1006 by matching factors method

Factors of 1005

List of positive integer factors of 1005 that divides 1005 without a remainder.

1,3,5,15,67,201,335,1005

Factors of 1006

List of positive integer factors of 1006 that divides 1006 without a remainder.

1,2,503,1006

Greatest Common Factor

We found the factors and prime factorization of 1005 and 1006. The biggest common factor number is the GCF number.
So the greatest common factor 1005 and 1006 is 1.

Also check out the Least Common Multiple of 1005 and 1006

Properties of GCF 1005 and 1006

(i) The GCF of 1005 and 1006 is associative

GCF of 1005 and 1006 = GCF of 1006 and 1005

Frequently Asked Questions on GCF of 1005 and 1006

1. What is the GCF of 1005 and 1006?

Answer: GCF of 1005 and 1006 is 1.

2. What are the Factors of 1005?

Answer: Factors of 1005 are 1, 3, 5, 15, 67, 201, 335, 1005. There are 8 integers that are factors of 1005. The greatest factor of 1005 is 1005.

3. What are the Factors of 1006?

Answer: Factors of 1006 are 1, 2, 503, 1006. There are 4 integers that are factors of 1006. The greatest factor of 1006 is 1006.

4. How to Find the GCF of 1005 and 1006?

Answer:

Greatest Common Factor of 1005 and 1006 = 1

Step 1: Find the prime factorization of 1005

1005 = 3 x 5 x 67

Step 2: Find the prime factorization of 1006

1006 = 2 x 503

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 1005 and 1006 is 1