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 558, 563 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 558 and 563 is 1.
GCF(558,563) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 558
2 | 558 |
3 | 279 |
3 | 93 |
31 | 31 |
1 |
Prime factors of 558 are 2,3,31. Prime factorization of 558 in exponential form is:
558 = 21×32×311
Prime Factorization of 563
563 | 563 |
1 |
Prime factors of 563 are 563. Prime factorization of 563 in exponential form is:
563 = 5631
∴ So by taking common prime factors GCF of 558 and 563 is 1
Factors of 558
List of positive integer factors of 558 that divides 558 without a remainder.
1,2,3,6,9,18,31,62,93,186,279,558
Factors of 563
List of positive integer factors of 563 that divides 563 without a remainder.
1,563
Greatest Common Factor
We found the factors and prime factorization of 558 and 563. The biggest common factor number is the GCF number.
So the greatest common factor 558 and 563 is 1.
Also check out the Least Common Multiple of 558 and 563
(i) The GCF of 558 and 563 is associative
GCF of 558 and 563 = GCF of 563 and 558
1. What is the GCF of 558 and 563?
Answer: GCF of 558 and 563 is 1.
2. What are the Factors of 558?
Answer: Factors of 558 are 1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558. There are 12 integers that are factors of 558. The greatest factor of 558 is 558.
3. What are the Factors of 563?
Answer: Factors of 563 are 1, 563. There are 2 integers that are factors of 563. The greatest factor of 563 is 563.
4. How to Find the GCF of 558 and 563?
Answer:
Greatest Common Factor of 558 and 563 = 1
Step 1: Find the prime factorization of 558
558 = 2 x 3 x 3 x 31
Step 2: Find the prime factorization of 563
563 = 563
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 558 and 563 is 1