What is the Greatest Common Factor of 18958 and 18968?

Greatest common factor (GCF) of 18958 and 18968 is 2.

GCF(18958,18968) = 2

We will now calculate the prime factors of 18958 and 18968, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18958 and 18968.

How to find the GCF of 18958 and 18968?

We will first find the prime factorization of 18958 and 18968. After we will calculate the factors of 18958 and 18968 and find the biggest common factor number .

Step-1: Prime Factorization of 18958

Prime factors of 18958 are 2, 9479. Prime factorization of 18958 in exponential form is:

18958 = 2¹ × 9479¹

Step-2: Prime Factorization of 18968

Prime factors of 18968 are 2, 2371. Prime factorization of 18968 in exponential form is:

18968 = 2³ × 2371¹

Step-3: Factors of 18958

List of positive integer factors of 18958 that divides 18958 without a remainder.

1, 2, 9479

Step-4: Factors of 18968

List of positive integer factors of 18968 that divides 18958 without a remainder.

1, 2, 4, 8, 2371, 4742, 9484

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18958 and 18968. The biggest common factor number is the GCF number.
So the greatest common factor 18958 and 18968 is 2.

Also check out the Least Common Multiple of 18958 and 18968