What is the Greatest Common Factor of 558 and 563?
Greatest common factor (GCF) of 558 and 563 is 1.
GCF(558,563) = 1
We will now calculate the prime factors of 558 and 563, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 558 and 563.
How to find the GCF of 558 and 563?
We will first find the prime factorization of 558 and 563. After we will calculate the factors of 558 and 563 and find the biggest common factor number .
Step-1: Prime Factorization of 558
Prime factors of 558 are 2, 3, 31. Prime factorization of 558 in exponential form is:
558 = 21 × 32 × 311
Step-2: Prime Factorization of 563
Prime factors of 563 are 563. Prime factorization of 563 in exponential form is:
563 = 5631
Step-3: 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
Step-4: Factors of 563
List of positive integer factors of 563 that divides 558 without a remainder.
1
Final Step: Biggest Common Factor Number
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
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