Greatest Common Factor of 6421 and 6428

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 6421, 6428 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 6421 and 6428 is 1.

GCF(6421,6428) = 1

GCF of 6421 and 6428

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

GCF of:
and

Greatest Common Factor of 6421 and 6428

GCF of 6421 and 6428 is 1

Prime Factorization of 6421


6421 6421
1

Prime factors of 6421 are 6421. Prime factorization of 6421 in exponential form is:

6421 = 64211

Prime Factorization of 6428


2 6428
2 3214
1607 1607
1

Prime factors of 6428 are 2.Prime factorization of 6428 in exponential form is:

6428 = 22×16071

∴ So by taking common prime factors GCF of 6421 and 6428 is 1

Greatest Common Factor of 6421 and 6428 by matching factors method

Factors of 6421

List of positive integer factors of 6421 that divides 6421 without a remainder.

1,6421

Factors of 6428

List of positive integer factors of 6428 that divides 6428 without a remainder.

1,2,4,1607,3214,6428

Greatest Common Factor

We found the factors and prime factorization of 6421 and 6428. The biggest common factor number is the GCF number.
So the greatest common factor 6421 and 6428 is 1.

Also check out the Least Common Multiple of 6421 and 6428

Properties of GCF 6421 and 6428

(i) The GCF of 6421 and 6428 is associative

GCF of 6421 and 6428 = GCF of 6428 and 6421

Related Greatest Common Factor of 6421

Related Greatest Common Factor of 6428

Frequently Asked Questions on GCF of 6421 and 6428

1. What is the GCF of 6421 and 6428?

Answer: GCF of 6421 and 6428 is 1.

2. What are the Factors of 6421?

Answer: Factors of 6421 are 1, 6421. There are 2 integers that are factors of 6421. The greatest factor of 6421 is 6421.

3. What are the Factors of 6428?

Answer: Factors of 6428 are 1, 2, 4, 1607, 3214, 6428. There are 6 integers that are factors of 6428. The greatest factor of 6428 is 6428.

4. How to Find the GCF of 6421 and 6428?

Answer:

Greatest Common Factor of 6421 and 6428 = 1

Step 1: Find the prime factorization of 6421

6421 = 6421

Step 2: Find the prime factorization of 6428

6428 = 2 x 2 x 1607

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

GCF = = 1

Step 4: Therefore, the greatest common factor of 6421 and 6428 is 1