What is the Greatest Common Factor of 27443 and 27455?

Greatest common factor (GCF) of 27443 and 27455 is 1.

GCF(27443,27455) = 1

We will now calculate the prime factors of 27443 and 27455, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27443 and 27455.

How to find the GCF of 27443 and 27455?

We will first find the prime factorization of 27443 and 27455. After we will calculate the factors of 27443 and 27455 and find the biggest common factor number .

Step-1: Prime Factorization of 27443

Prime factors of 27443 are 13, 2111. Prime factorization of 27443 in exponential form is:

27443 = 13¹ × 2111¹

Step-2: Prime Factorization of 27455

Prime factors of 27455 are 5, 17, 19. Prime factorization of 27455 in exponential form is:

27455 = 5¹ × 17² × 19¹

Step-3: Factors of 27443

List of positive integer factors of 27443 that divides 27443 without a remainder.

1, 13, 2111

Step-4: Factors of 27455

List of positive integer factors of 27455 that divides 27443 without a remainder.

1, 5, 17, 19, 85, 95, 289, 323, 1445, 1615, 5491

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27443 and 27455. The biggest common factor number is the GCF number.
So the greatest common factor 27443 and 27455 is 1.

Also check out the Least Common Multiple of 27443 and 27455