Greatest Common Factor of 491 and 495

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 491, 495 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 491 and 495 is 1.

GCF(491,495) = 1

GCF of 491 and 495

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

GCF of:
and

Greatest Common Factor of 491 and 495

GCF of 491 and 495 is 1

Prime Factorization of 491


491 491
1

Prime factors of 491 are 491. Prime factorization of 491 in exponential form is:

491 = 4911

Prime Factorization of 495


3 495
3 165
5 55
11 11
1

Prime factors of 495 are 3.Prime factorization of 495 in exponential form is:

495 = 32×51×111

∴ So by taking common prime factors GCF of 491 and 495 is 1

Greatest Common Factor of 491 and 495 by matching factors method

Factors of 491

List of positive integer factors of 491 that divides 491 without a remainder.

1,491

Factors of 495

List of positive integer factors of 495 that divides 495 without a remainder.

1,3,5,9,11,15,33,45,55,99,165,495

Greatest Common Factor

We found the factors and prime factorization of 491 and 495. The biggest common factor number is the GCF number.
So the greatest common factor 491 and 495 is 1.

Also check out the Least Common Multiple of 491 and 495

Properties of GCF 491 and 495

(i) The GCF of 491 and 495 is associative

GCF of 491 and 495 = GCF of 495 and 491

Related Greatest Common Factor of 491

Related Greatest Common Factor of 495

Frequently Asked Questions on GCF of 491 and 495

1. What is the GCF of 491 and 495?

Answer: GCF of 491 and 495 is 1.

2. What are the Factors of 491?

Answer: Factors of 491 are 1, 491. There are 2 integers that are factors of 491. The greatest factor of 491 is 491.

3. What are the Factors of 495?

Answer: Factors of 495 are 1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495. There are 12 integers that are factors of 495. The greatest factor of 495 is 495.

4. How to Find the GCF of 491 and 495?

Answer:

Greatest Common Factor of 491 and 495 = 1

Step 1: Find the prime factorization of 491

491 = 491

Step 2: Find the prime factorization of 495

495 = 3 x 3 x 5 x 11

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 491 and 495 is 1