What is the Greatest Common Factor of 27721 and 27727?

Greatest common factor (GCF) of 27721 and 27727 is 1.

GCF(27721,27727) = 1

We will now calculate the prime factors of 27721 and 27727, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27721 and 27727.

How to find the GCF of 27721 and 27727?

We will first find the prime factorization of 27721 and 27727. After we will calculate the factors of 27721 and 27727 and find the biggest common factor number .

Step-1: Prime Factorization of 27721

Prime factors of 27721 are 19, 1459. Prime factorization of 27721 in exponential form is:

27721 = 19¹ × 1459¹

Step-2: Prime Factorization of 27727

Prime factors of 27727 are 7, 17, 233. Prime factorization of 27727 in exponential form is:

27727 = 7¹ × 17¹ × 233¹

Step-3: Factors of 27721

List of positive integer factors of 27721 that divides 27721 without a remainder.

1, 19, 1459

Step-4: Factors of 27727

List of positive integer factors of 27727 that divides 27721 without a remainder.

1, 7, 17, 119, 233, 1631, 3961

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27721 and 27727. The biggest common factor number is the GCF number.
So the greatest common factor 27721 and 27727 is 1.

Also check out the Least Common Multiple of 27721 and 27727