Greatest Common Factor of 1080 and 1085

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 1080, 1085 i.e. 5 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 1080 and 1085 is 5.

GCF(1080,1085) = 5

GCF of 1080 and 1085

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

GCF of:
and

Greatest Common Factor of 1080 and 1085

GCF of 1080 and 1085 is 5

Prime Factorization of 1080


2 1080
2 540
2 270
3 135
3 45
3 15
5 5
1

Prime factors of 1080 are 2,3,5. Prime factorization of 1080 in exponential form is:

1080 = 23×33×51

Prime Factorization of 1085


5 1085
7 217
31 31
1

Prime factors of 1085 are 5,7,31. Prime factorization of 1085 in exponential form is:

1085 = 51×71×311

∴ So by taking common prime factors GCF of 1080 and 1085 is 5

Greatest Common Factor of 1080 and 1085 by matching factors method

Factors of 1080

List of positive integer factors of 1080 that divides 1080 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,18,20,24,27,30,36,40,45,54,60,72,90,108,120,135,180,216,270,360,540,1080

Factors of 1085

List of positive integer factors of 1085 that divides 1085 without a remainder.

1,5,7,31,35,155,217,1085

Greatest Common Factor

We found the factors and prime factorization of 1080 and 1085. The biggest common factor number is the GCF number.
So the greatest common factor 1080 and 1085 is 5.

Also check out the Least Common Multiple of 1080 and 1085

Properties of GCF 1080 and 1085

(i) The GCF of 1080 and 1085 is associative

GCF of 1080 and 1085 = GCF of 1085 and 1080

Related Greatest Common Factor of 1080

Related Greatest Common Factor of 1085

Frequently Asked Questions on GCF of 1080 and 1085

1. What is the GCF of 1080 and 1085?

Answer: GCF of 1080 and 1085 is 5.

2. What are the Factors of 1080?

Answer: Factors of 1080 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080. There are 32 integers that are factors of 1080. The greatest factor of 1080 is 1080.

3. What are the Factors of 1085?

Answer: Factors of 1085 are 1, 5, 7, 31, 35, 155, 217, 1085. There are 8 integers that are factors of 1085. The greatest factor of 1085 is 1085.

4. How to Find the GCF of 1080 and 1085?

Answer:

Greatest Common Factor of 1080 and 1085 = 5

Step 1: Find the prime factorization of 1080

1080 = 2 x 2 x 2 x 3 x 3 x 3 x 5

Step 2: Find the prime factorization of 1085

1085 = 5 x 7 x 31

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = 5

Step 4: Therefore, the greatest common factor of 1080 and 1085 is 5