What is the Greatest Common Factor of 27471 and 27480?

Greatest common factor (GCF) of 27471 and 27480 is 3.

GCF(27471,27480) = 3

We will now calculate the prime factors of 27471 and 27480, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27471 and 27480.

How to find the GCF of 27471 and 27480?

We will first find the prime factorization of 27471 and 27480. After we will calculate the factors of 27471 and 27480 and find the biggest common factor number .

Step-1: Prime Factorization of 27471

Prime factors of 27471 are 3, 9157. Prime factorization of 27471 in exponential form is:

27471 = 3¹ × 9157¹

Step-2: Prime Factorization of 27480

Prime factors of 27480 are 2, 3, 5, 229. Prime factorization of 27480 in exponential form is:

27480 = 2³ × 3¹ × 5¹ × 229¹

Step-3: Factors of 27471

List of positive integer factors of 27471 that divides 27471 without a remainder.

1, 3, 9157

Step-4: Factors of 27480

List of positive integer factors of 27480 that divides 27471 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 687, 916, 1145, 1374, 1832, 2290, 2748, 3435, 4580, 5496, 6870, 9160, 13740

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27471 and 27480. The biggest common factor number is the GCF number.
So the greatest common factor 27471 and 27480 is 3.

Also check out the Least Common Multiple of 27471 and 27480