Greatest Common Factor of 1920 and 1928

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 1920, 1928 i.e. 8 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 1920 and 1928 is 8.

GCF(1920,1928) = 8

GCF of 1920 and 1928

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

GCF of:
and

Greatest Common Factor of 1920 and 1928

GCF of 1920 and 1928 is 8

Prime Factorization of 1920


2 1920
2 960
2 480
2 240
2 120
2 60
2 30
3 15
5 5
1

Prime factors of 1920 are 2,3,5. Prime factorization of 1920 in exponential form is:

1920 = 27×31×51

Prime Factorization of 1928


2 1928
2 964
2 482
241 241
1

Prime factors of 1928 are 2,241. Prime factorization of 1928 in exponential form is:

1928 = 23×2411

∴ So by taking common prime factors GCF of 1920 and 1928 is 8

Greatest Common Factor of 1920 and 1928 by matching factors method

Factors of 1920

List of positive integer factors of 1920 that divides 1920 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,40,48,60,64,80,96,120,128,160,192,240,320,384,480,640,960,1920

Factors of 1928

List of positive integer factors of 1928 that divides 1928 without a remainder.

1,2,4,8,241,482,964,1928

Greatest Common Factor

We found the factors and prime factorization of 1920 and 1928. The biggest common factor number is the GCF number.
So the greatest common factor 1920 and 1928 is 8.

Also check out the Least Common Multiple of 1920 and 1928

Properties of GCF 1920 and 1928

(i) The GCF of 1920 and 1928 is associative

GCF of 1920 and 1928 = GCF of 1928 and 1920

Related Greatest Common Factor of 1920

Related Greatest Common Factor of 1928

Frequently Asked Questions on GCF of 1920 and 1928

1. What is the GCF of 1920 and 1928?

Answer: GCF of 1920 and 1928 is 8.

2. What are the Factors of 1920?

Answer: Factors of 1920 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920. There are 32 integers that are factors of 1920. The greatest factor of 1920 is 1920.

3. What are the Factors of 1928?

Answer: Factors of 1928 are 1, 2, 4, 8, 241, 482, 964, 1928. There are 8 integers that are factors of 1928. The greatest factor of 1928 is 1928.

4. How to Find the GCF of 1920 and 1928?

Answer:

Greatest Common Factor of 1920 and 1928 = 8

Step 1: Find the prime factorization of 1920

1920 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 5

Step 2: Find the prime factorization of 1928

1928 = 2 x 2 x 2 x 241

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

GCF = 2 x 2 x 2 = 8

Step 4: Therefore, the greatest common factor of 1920 and 1928 is 8