What is the Greatest Common Factor of 27305 and 27320?

Greatest common factor (GCF) of 27305 and 27320 is 5.

GCF(27305,27320) = 5

We will now calculate the prime factors of 27305 and 27320, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27305 and 27320.

How to find the GCF of 27305 and 27320?

We will first find the prime factorization of 27305 and 27320. After we will calculate the factors of 27305 and 27320 and find the biggest common factor number .

Step-1: Prime Factorization of 27305

Prime factors of 27305 are 5, 43, 127. Prime factorization of 27305 in exponential form is:

27305 = 5¹ × 43¹ × 127¹

Step-2: Prime Factorization of 27320

Prime factors of 27320 are 2, 5, 683. Prime factorization of 27320 in exponential form is:

27320 = 2³ × 5¹ × 683¹

Step-3: Factors of 27305

List of positive integer factors of 27305 that divides 27305 without a remainder.

1, 5, 43, 127, 215, 635, 5461

Step-4: Factors of 27320

List of positive integer factors of 27320 that divides 27305 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 5464, 6830, 13660

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27305 and 27320. The biggest common factor number is the GCF number.
So the greatest common factor 27305 and 27320 is 5.

Also check out the Least Common Multiple of 27305 and 27320