Greatest Common Factor of 551 and 557

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 551, 557 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 551 and 557 is 1.

GCF(551,557) = 1

GCF of 551 and 557

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

GCF of:
and

Greatest Common Factor of 551 and 557

GCF of 551 and 557 is 1

Prime Factorization of 551


19 551
29 29
1

Prime factors of 551 are 19,29. Prime factorization of 551 in exponential form is:

551 = 191×291

Prime Factorization of 557


557 557
1

Prime factors of 557 are 557. Prime factorization of 557 in exponential form is:

557 = 5571

∴ So by taking common prime factors GCF of 551 and 557 is 1

Greatest Common Factor of 551 and 557 by matching factors method

Factors of 551

List of positive integer factors of 551 that divides 551 without a remainder.

1,19,29,551

Factors of 557

List of positive integer factors of 557 that divides 557 without a remainder.

1,557

Greatest Common Factor

We found the factors and prime factorization of 551 and 557. The biggest common factor number is the GCF number.
So the greatest common factor 551 and 557 is 1.

Also check out the Least Common Multiple of 551 and 557

Properties of GCF 551 and 557

(i) The GCF of 551 and 557 is associative

GCF of 551 and 557 = GCF of 557 and 551

Frequently Asked Questions on GCF of 551 and 557

1. What is the GCF of 551 and 557?

Answer: GCF of 551 and 557 is 1.

2. What are the Factors of 551?

Answer: Factors of 551 are 1, 19, 29, 551. There are 4 integers that are factors of 551. The greatest factor of 551 is 551.

3. What are the Factors of 557?

Answer: Factors of 557 are 1, 557. There are 2 integers that are factors of 557. The greatest factor of 557 is 557.

4. How to Find the GCF of 551 and 557?

Answer:

Greatest Common Factor of 551 and 557 = 1

Step 1: Find the prime factorization of 551

551 = 19 x 29

Step 2: Find the prime factorization of 557

557 = 557

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 551 and 557 is 1