Greatest Common Factor of 1372 and 1380

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 1372, 1380 i.e. 4 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 1372 and 1380 is 4.

GCF(1372,1380) = 4

GCF of 1372 and 1380

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

GCF of:
and

Greatest Common Factor of 1372 and 1380

GCF of 1372 and 1380 is 4

Prime Factorization of 1372


2 1372
2 686
7 343
7 49
7 7
1

Prime factors of 1372 are 2,7. Prime factorization of 1372 in exponential form is:

1372 = 22×73

Prime Factorization of 1380


2 1380
2 690
3 345
5 115
23 23
1

Prime factors of 1380 are 2,3,5,23. Prime factorization of 1380 in exponential form is:

1380 = 22×31×51×231

∴ So by taking common prime factors GCF of 1372 and 1380 is 4

Greatest Common Factor of 1372 and 1380 by matching factors method

Factors of 1372

List of positive integer factors of 1372 that divides 1372 without a remainder.

1,2,4,7,14,28,49,98,196,343,686,1372

Factors of 1380

List of positive integer factors of 1380 that divides 1380 without a remainder.

1,2,3,4,5,6,10,12,15,20,23,30,46,60,69,92,115,138,230,276,345,460,690,1380

Greatest Common Factor

We found the factors and prime factorization of 1372 and 1380. The biggest common factor number is the GCF number.
So the greatest common factor 1372 and 1380 is 4.

Also check out the Least Common Multiple of 1372 and 1380

Properties of GCF 1372 and 1380

(i) The GCF of 1372 and 1380 is associative

GCF of 1372 and 1380 = GCF of 1380 and 1372

Frequently Asked Questions on GCF of 1372 and 1380

1. What is the GCF of 1372 and 1380?

Answer: GCF of 1372 and 1380 is 4.

2. What are the Factors of 1372?

Answer: Factors of 1372 are 1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372. There are 12 integers that are factors of 1372. The greatest factor of 1372 is 1372.

3. What are the Factors of 1380?

Answer: Factors of 1380 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380. There are 24 integers that are factors of 1380. The greatest factor of 1380 is 1380.

4. How to Find the GCF of 1372 and 1380?

Answer:

Greatest Common Factor of 1372 and 1380 = 4

Step 1: Find the prime factorization of 1372

1372 = 2 x 2 x 7 x 7 x 7

Step 2: Find the prime factorization of 1380

1380 = 2 x 2 x 3 x 5 x 23

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

GCF = 2 x 2 = 4

Step 4: Therefore, the greatest common factor of 1372 and 1380 is 4