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, 562 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 558 and 562 is 2.
GCF(558,562) = 2
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 562
2 | 562 |
281 | 281 |
1 |
Prime factors of 562 are 2,281. Prime factorization of 562 in exponential form is:
562 = 21×2811
∴ So by taking common prime factors GCF of 558 and 562 is 2
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 562
List of positive integer factors of 562 that divides 562 without a remainder.
1,2,281,562
Greatest Common Factor
We found the factors and prime factorization of 558 and 562. The biggest common factor number is the GCF number.
So the greatest common factor 558 and 562 is 2.
Also check out the Least Common Multiple of 558 and 562
(i) The GCF of 558 and 562 is associative
GCF of 558 and 562 = GCF of 562 and 558
1. What is the GCF of 558 and 562?
Answer: GCF of 558 and 562 is 2.
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 562?
Answer: Factors of 562 are 1, 2, 281, 562. There are 4 integers that are factors of 562. The greatest factor of 562 is 562.
4. How to Find the GCF of 558 and 562?
Answer:
Greatest Common Factor of 558 and 562 = 2
Step 1: Find the prime factorization of 558
558 = 2 x 3 x 3 x 31
Step 2: Find the prime factorization of 562
562 = 2 x 281
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 558 and 562 is 2