What is the Greatest Common Factor of 28542 and 28562?

Greatest common factor (GCF) of 28542 and 28562 is 2.

GCF(28542,28562) = 2

We will now calculate the prime factors of 28542 and 28562, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28542 and 28562.

How to find the GCF of 28542 and 28562?

We will first find the prime factorization of 28542 and 28562. After we will calculate the factors of 28542 and 28562 and find the biggest common factor number .

Step-1: Prime Factorization of 28542

Prime factors of 28542 are 2, 3, 67, 71. Prime factorization of 28542 in exponential form is:

28542 = 2¹ × 3¹ × 67¹ × 71¹

Step-2: Prime Factorization of 28562

Prime factors of 28562 are 2, 14281. Prime factorization of 28562 in exponential form is:

28562 = 2¹ × 14281¹

Step-3: Factors of 28542

List of positive integer factors of 28542 that divides 28542 without a remainder.

1, 2, 3, 6, 67, 71, 134, 142, 201, 213, 402, 426, 4757, 9514, 14271

Step-4: Factors of 28562

List of positive integer factors of 28562 that divides 28542 without a remainder.

1, 2, 14281

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28542 and 28562. The biggest common factor number is the GCF number.
So the greatest common factor 28542 and 28562 is 2.

Also check out the Least Common Multiple of 28542 and 28562