What is the Greatest Common Factor of 17942 and 17946?

Greatest common factor (GCF) of 17942 and 17946 is 2.

GCF(17942,17946) = 2

We will now calculate the prime factors of 17942 and 17946, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17942 and 17946.

How to find the GCF of 17942 and 17946?

We will first find the prime factorization of 17942 and 17946. After we will calculate the factors of 17942 and 17946 and find the biggest common factor number .

Step-1: Prime Factorization of 17942

Prime factors of 17942 are 2, 8971. Prime factorization of 17942 in exponential form is:

17942 = 2¹ × 8971¹

Step-2: Prime Factorization of 17946

Prime factors of 17946 are 2, 3, 997. Prime factorization of 17946 in exponential form is:

17946 = 2¹ × 3² × 997¹

Step-3: Factors of 17942

List of positive integer factors of 17942 that divides 17942 without a remainder.

1, 2, 8971

Step-4: Factors of 17946

List of positive integer factors of 17946 that divides 17942 without a remainder.

1, 2, 3, 6, 9, 18, 997, 1994, 2991, 5982, 8973

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17942 and 17946. The biggest common factor number is the GCF number.
So the greatest common factor 17942 and 17946 is 2.

Also check out the Least Common Multiple of 17942 and 17946