What is the Greatest Common Factor of 27553 and 27558?

Greatest common factor (GCF) of 27553 and 27558 is 1.

GCF(27553,27558) = 1

We will now calculate the prime factors of 27553 and 27558, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27553 and 27558.

How to find the GCF of 27553 and 27558?

We will first find the prime factorization of 27553 and 27558. After we will calculate the factors of 27553 and 27558 and find the biggest common factor number .

Step-1: Prime Factorization of 27553

Prime factors of 27553 are 59, 467. Prime factorization of 27553 in exponential form is:

27553 = 59¹ × 467¹

Step-2: Prime Factorization of 27558

Prime factors of 27558 are 2, 3, 1531. Prime factorization of 27558 in exponential form is:

27558 = 2¹ × 3² × 1531¹

Step-3: Factors of 27553

List of positive integer factors of 27553 that divides 27553 without a remainder.

1, 59, 467

Step-4: Factors of 27558

List of positive integer factors of 27558 that divides 27553 without a remainder.

1, 2, 3, 6, 9, 18, 1531, 3062, 4593, 9186, 13779

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27553 and 27558. The biggest common factor number is the GCF number.
So the greatest common factor 27553 and 27558 is 1.

Also check out the Least Common Multiple of 27553 and 27558