Greatest Common Factor of 2981 and 2985

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 2981, 2985 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 2981 and 2985 is 1.

GCF(2981,2985) = 1

GCF of 2981 and 2985

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

GCF of:
and

Greatest Common Factor of 2981 and 2985

GCF of 2981 and 2985 is 1

Prime Factorization of 2981


11 2981
271 271
1

Prime factors of 2981 are 11,271. Prime factorization of 2981 in exponential form is:

2981 = 111×2711

Prime Factorization of 2985


3 2985
5 995
199 199
1

Prime factors of 2985 are 3,5,199. Prime factorization of 2985 in exponential form is:

2985 = 31×51×1991

∴ So by taking common prime factors GCF of 2981 and 2985 is 1

Greatest Common Factor of 2981 and 2985 by matching factors method

Factors of 2981

List of positive integer factors of 2981 that divides 2981 without a remainder.

1,11,271,2981

Factors of 2985

List of positive integer factors of 2985 that divides 2985 without a remainder.

1,3,5,15,199,597,995,2985

Greatest Common Factor

We found the factors and prime factorization of 2981 and 2985. The biggest common factor number is the GCF number.
So the greatest common factor 2981 and 2985 is 1.

Also check out the Least Common Multiple of 2981 and 2985

Properties of GCF 2981 and 2985

(i) The GCF of 2981 and 2985 is associative

GCF of 2981 and 2985 = GCF of 2985 and 2981

Frequently Asked Questions on GCF of 2981 and 2985

1. What is the GCF of 2981 and 2985?

Answer: GCF of 2981 and 2985 is 1.

2. What are the Factors of 2981?

Answer: Factors of 2981 are 1, 11, 271, 2981. There are 4 integers that are factors of 2981. The greatest factor of 2981 is 2981.

3. What are the Factors of 2985?

Answer: Factors of 2985 are 1, 3, 5, 15, 199, 597, 995, 2985. There are 8 integers that are factors of 2985. The greatest factor of 2985 is 2985.

4. How to Find the GCF of 2981 and 2985?

Answer:

Greatest Common Factor of 2981 and 2985 = 1

Step 1: Find the prime factorization of 2981

2981 = 11 x 271

Step 2: Find the prime factorization of 2985

2985 = 3 x 5 x 199

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 2981 and 2985 is 1