Greatest Common Factor of 7115 and 7120

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 7115, 7120 i.e. 5 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 7115 and 7120 is 5.

GCF(7115,7120) = 5

GCF of 7115 and 7120

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

GCF of:
and

Greatest Common Factor of 7115 and 7120

GCF of 7115 and 7120 is 5

Prime Factorization of 7115


5 7115
1423 1423
1

Prime factors of 7115 are 5,1423. Prime factorization of 7115 in exponential form is:

7115 = 51×14231

Prime Factorization of 7120


2 7120
2 3560
2 1780
2 890
5 445
89 89
1

Prime factors of 7120 are 2,5,89. Prime factorization of 7120 in exponential form is:

7120 = 24×51×891

∴ So by taking common prime factors GCF of 7115 and 7120 is 5

Greatest Common Factor of 7115 and 7120 by matching factors method

Factors of 7115

List of positive integer factors of 7115 that divides 7115 without a remainder.

1,5,1423,7115

Factors of 7120

List of positive integer factors of 7120 that divides 7120 without a remainder.

1,2,4,5,8,10,16,20,40,80,89,178,356,445,712,890,1424,1780,3560,7120

Greatest Common Factor

We found the factors and prime factorization of 7115 and 7120. The biggest common factor number is the GCF number.
So the greatest common factor 7115 and 7120 is 5.

Also check out the Least Common Multiple of 7115 and 7120

Properties of GCF 7115 and 7120

(i) The GCF of 7115 and 7120 is associative

GCF of 7115 and 7120 = GCF of 7120 and 7115

Frequently Asked Questions on GCF of 7115 and 7120

1. What is the GCF of 7115 and 7120?

Answer: GCF of 7115 and 7120 is 5.

2. What are the Factors of 7115?

Answer: Factors of 7115 are 1, 5, 1423, 7115. There are 4 integers that are factors of 7115. The greatest factor of 7115 is 7115.

3. What are the Factors of 7120?

Answer: Factors of 7120 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120. There are 20 integers that are factors of 7120. The greatest factor of 7120 is 7120.

4. How to Find the GCF of 7115 and 7120?

Answer:

Greatest Common Factor of 7115 and 7120 = 5

Step 1: Find the prime factorization of 7115

7115 = 5 x 1423

Step 2: Find the prime factorization of 7120

7120 = 2 x 2 x 2 x 2 x 5 x 89

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 7115 and 7120 is 5