Greatest Common Factor of 7575 and 7581

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 7575, 7581 i.e. 3 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 7575 and 7581 is 3.

GCF(7575,7581) = 3

GCF of 7575 and 7581

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

GCF of:
and

Greatest Common Factor of 7575 and 7581

GCF of 7575 and 7581 is 3

Prime Factorization of 7575


3 7575
5 2525
5 505
101 101
1

Prime factors of 7575 are 3,5,101. Prime factorization of 7575 in exponential form is:

7575 = 31×52×1011

Prime Factorization of 7581


3 7581
7 2527
19 361
19 19
1

Prime factors of 7581 are 3,7,19. Prime factorization of 7581 in exponential form is:

7581 = 31×71×192

∴ So by taking common prime factors GCF of 7575 and 7581 is 3

Greatest Common Factor of 7575 and 7581 by matching factors method

Factors of 7575

List of positive integer factors of 7575 that divides 7575 without a remainder.

1,3,5,15,25,75,101,303,505,1515,2525,7575

Factors of 7581

List of positive integer factors of 7581 that divides 7581 without a remainder.

1,3,7,19,21,57,133,361,399,1083,2527,7581

Greatest Common Factor

We found the factors and prime factorization of 7575 and 7581. The biggest common factor number is the GCF number.
So the greatest common factor 7575 and 7581 is 3.

Also check out the Least Common Multiple of 7575 and 7581

Properties of GCF 7575 and 7581

(i) The GCF of 7575 and 7581 is associative

GCF of 7575 and 7581 = GCF of 7581 and 7575

Frequently Asked Questions on GCF of 7575 and 7581

1. What is the GCF of 7575 and 7581?

Answer: GCF of 7575 and 7581 is 3.

2. What are the Factors of 7575?

Answer: Factors of 7575 are 1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 7575. There are 12 integers that are factors of 7575. The greatest factor of 7575 is 7575.

3. What are the Factors of 7581?

Answer: Factors of 7581 are 1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581. There are 12 integers that are factors of 7581. The greatest factor of 7581 is 7581.

4. How to Find the GCF of 7575 and 7581?

Answer:

Greatest Common Factor of 7575 and 7581 = 3

Step 1: Find the prime factorization of 7575

7575 = 3 x 5 x 5 x 101

Step 2: Find the prime factorization of 7581

7581 = 3 x 7 x 19 x 19

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

GCF = 3

Step 4: Therefore, the greatest common factor of 7575 and 7581 is 3