What is the Greatest Common Factor of 27455 and 27474?

Greatest common factor (GCF) of 27455 and 27474 is 19.

GCF(27455,27474) = 19

We will now calculate the prime factors of 27455 and 27474, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27455 and 27474.

How to find the GCF of 27455 and 27474?

We will first find the prime factorization of 27455 and 27474. After we will calculate the factors of 27455 and 27474 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 27474

Prime factors of 27474 are 2, 3, 19, 241. Prime factorization of 27474 in exponential form is:

27474 = 2¹ × 3¹ × 19¹ × 241¹

Step-3: Factors of 27455

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

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

Step-4: Factors of 27474

List of positive integer factors of 27474 that divides 27455 without a remainder.

1, 2, 3, 6, 19, 38, 57, 114, 241, 482, 723, 1446, 4579, 9158, 13737

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27455 and 27474. The biggest common factor number is the GCF number.
So the greatest common factor 27455 and 27474 is 19.

Also check out the Least Common Multiple of 27455 and 27474