What is the Greatest Common Factor of 30542 and 30556?

Greatest common factor (GCF) of 30542 and 30556 is 2.

GCF(30542,30556) = 2

We will now calculate the prime factors of 30542 and 30556, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30542 and 30556.

How to find the GCF of 30542 and 30556?

We will first find the prime factorization of 30542 and 30556. After we will calculate the factors of 30542 and 30556 and find the biggest common factor number .

Step-1: Prime Factorization of 30542

Prime factors of 30542 are 2, 15271. Prime factorization of 30542 in exponential form is:

30542 = 2¹ × 15271¹

Step-2: Prime Factorization of 30556

Prime factors of 30556 are 2, 7639. Prime factorization of 30556 in exponential form is:

30556 = 2² × 7639¹

Step-3: Factors of 30542

List of positive integer factors of 30542 that divides 30542 without a remainder.

1, 2, 15271

Step-4: Factors of 30556

List of positive integer factors of 30556 that divides 30542 without a remainder.

1, 2, 4, 7639, 15278

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30542 and 30556. The biggest common factor number is the GCF number.
So the greatest common factor 30542 and 30556 is 2.

Also check out the Least Common Multiple of 30542 and 30556