What is the Greatest Common Factor of 17970 and 17981?

Greatest common factor (GCF) of 17970 and 17981 is 1.

GCF(17970,17981) = 1

We will now calculate the prime factors of 17970 and 17981, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17970 and 17981.

How to find the GCF of 17970 and 17981?

We will first find the prime factorization of 17970 and 17981. After we will calculate the factors of 17970 and 17981 and find the biggest common factor number .

Step-1: Prime Factorization of 17970

Prime factors of 17970 are 2, 3, 5, 599. Prime factorization of 17970 in exponential form is:

17970 = 2¹ × 3¹ × 5¹ × 599¹

Step-2: Prime Factorization of 17981

Prime factors of 17981 are 17981. Prime factorization of 17981 in exponential form is:

17981 = 17981¹

Step-3: Factors of 17970

List of positive integer factors of 17970 that divides 17970 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 599, 1198, 1797, 2995, 3594, 5990, 8985

Step-4: Factors of 17981

List of positive integer factors of 17981 that divides 17970 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17970 and 17981. The biggest common factor number is the GCF number.
So the greatest common factor 17970 and 17981 is 1.

Also check out the Least Common Multiple of 17970 and 17981