What is the Greatest Common Factor of 17661 and 17681?

Greatest common factor (GCF) of 17661 and 17681 is 1.

GCF(17661,17681) = 1

We will now calculate the prime factors of 17661 and 17681, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17661 and 17681.

How to find the GCF of 17661 and 17681?

We will first find the prime factorization of 17661 and 17681. After we will calculate the factors of 17661 and 17681 and find the biggest common factor number .

Step-1: Prime Factorization of 17661

Prime factors of 17661 are 3, 7, 29. Prime factorization of 17661 in exponential form is:

17661 = 3¹ × 7¹ × 29²

Step-2: Prime Factorization of 17681

Prime factors of 17681 are 17681. Prime factorization of 17681 in exponential form is:

17681 = 17681¹

Step-3: Factors of 17661

List of positive integer factors of 17661 that divides 17661 without a remainder.

1, 3, 7, 21, 29, 87, 203, 609, 841, 2523, 5887

Step-4: Factors of 17681

List of positive integer factors of 17681 that divides 17661 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17661 and 17681. The biggest common factor number is the GCF number.
So the greatest common factor 17661 and 17681 is 1.

Also check out the Least Common Multiple of 17661 and 17681