What is the Greatest Common Factor of 27477 and 27491?

Greatest common factor (GCF) of 27477 and 27491 is 1.

GCF(27477,27491) = 1

We will now calculate the prime factors of 27477 and 27491, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27477 and 27491.

How to find the GCF of 27477 and 27491?

We will first find the prime factorization of 27477 and 27491. After we will calculate the factors of 27477 and 27491 and find the biggest common factor number .

Step-1: Prime Factorization of 27477

Prime factors of 27477 are 3, 43, 71. Prime factorization of 27477 in exponential form is:

27477 = 3² × 43¹ × 71¹

Step-2: Prime Factorization of 27491

Prime factors of 27491 are 37, 743. Prime factorization of 27491 in exponential form is:

27491 = 37¹ × 743¹

Step-3: Factors of 27477

List of positive integer factors of 27477 that divides 27477 without a remainder.

1, 3, 9, 43, 71, 129, 213, 387, 639, 3053, 9159

Step-4: Factors of 27491

List of positive integer factors of 27491 that divides 27477 without a remainder.

1, 37, 743

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27477 and 27491. The biggest common factor number is the GCF number.
So the greatest common factor 27477 and 27491 is 1.

Also check out the Least Common Multiple of 27477 and 27491