What is the Greatest Common Factor of 16542 and 16558?

Greatest common factor (GCF) of 16542 and 16558 is 2.

GCF(16542,16558) = 2

We will now calculate the prime factors of 16542 and 16558, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16542 and 16558.

How to find the GCF of 16542 and 16558?

We will first find the prime factorization of 16542 and 16558. After we will calculate the factors of 16542 and 16558 and find the biggest common factor number .

Step-1: Prime Factorization of 16542

Prime factors of 16542 are 2, 3, 919. Prime factorization of 16542 in exponential form is:

16542 = 2¹ × 3² × 919¹

Step-2: Prime Factorization of 16558

Prime factors of 16558 are 2, 17, 487. Prime factorization of 16558 in exponential form is:

16558 = 2¹ × 17¹ × 487¹

Step-3: Factors of 16542

List of positive integer factors of 16542 that divides 16542 without a remainder.

1, 2, 3, 6, 9, 18, 919, 1838, 2757, 5514, 8271

Step-4: Factors of 16558

List of positive integer factors of 16558 that divides 16542 without a remainder.

1, 2, 17, 34, 487, 974, 8279

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16542 and 16558. The biggest common factor number is the GCF number.
So the greatest common factor 16542 and 16558 is 2.

Also check out the Least Common Multiple of 16542 and 16558