Greatest Common Factor of 11415 and 11420

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 11415, 11420 i.e. 5 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 11415 and 11420 is 5.

GCF(11415,11420) = 5

GCF of 11415 and 11420

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

GCF of:
and

Greatest Common Factor of 11415 and 11420

GCF of 11415 and 11420 is 5

Prime Factorization of 11415


3 11415
5 3805
761 761
1

Prime factors of 11415 are 3,5,761. Prime factorization of 11415 in exponential form is:

11415 = 31×51×7611

Prime Factorization of 11420


2 11420
2 5710
5 2855
571 571
1

Prime factors of 11420 are 2,5,571. Prime factorization of 11420 in exponential form is:

11420 = 22×51×5711

∴ So by taking common prime factors GCF of 11415 and 11420 is 5

Greatest Common Factor of 11415 and 11420 by matching factors method

Factors of 11415

List of positive integer factors of 11415 that divides 11415 without a remainder.

1,3,5,15,761,2283,3805,11415

Factors of 11420

List of positive integer factors of 11420 that divides 11420 without a remainder.

1,2,4,5,10,20,571,1142,2284,2855,5710,11420

Greatest Common Factor

We found the factors and prime factorization of 11415 and 11420. The biggest common factor number is the GCF number.
So the greatest common factor 11415 and 11420 is 5.

Also check out the Least Common Multiple of 11415 and 11420

Properties of GCF 11415 and 11420

(i) The GCF of 11415 and 11420 is associative

GCF of 11415 and 11420 = GCF of 11420 and 11415

Frequently Asked Questions on GCF of 11415 and 11420

1. What is the GCF of 11415 and 11420?

Answer: GCF of 11415 and 11420 is 5.

2. What are the Factors of 11415?

Answer: Factors of 11415 are 1, 3, 5, 15, 761, 2283, 3805, 11415. There are 8 integers that are factors of 11415. The greatest factor of 11415 is 11415.

3. What are the Factors of 11420?

Answer: Factors of 11420 are 1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420. There are 12 integers that are factors of 11420. The greatest factor of 11420 is 11420.

4. How to Find the GCF of 11415 and 11420?

Answer:

Greatest Common Factor of 11415 and 11420 = 5

Step 1: Find the prime factorization of 11415

11415 = 3 x 5 x 761

Step 2: Find the prime factorization of 11420

11420 = 2 x 2 x 5 x 571

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 11415 and 11420 is 5