What is the Greatest Common Factor of 21994 and 22011?

Greatest common factor (GCF) of 21994 and 22011 is 1.

GCF(21994,22011) = 1

We will now calculate the prime factors of 21994 and 22011, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 21994 and 22011.

How to find the GCF of 21994 and 22011?

We will first find the prime factorization of 21994 and 22011. After we will calculate the factors of 21994 and 22011 and find the biggest common factor number .

Step-1: Prime Factorization of 21994

Prime factors of 21994 are 2, 7, 1571. Prime factorization of 21994 in exponential form is:

21994 = 2¹ × 7¹ × 1571¹

Step-2: Prime Factorization of 22011

Prime factors of 22011 are 3, 11, 23, 29. Prime factorization of 22011 in exponential form is:

22011 = 3¹ × 11¹ × 23¹ × 29¹

Step-3: Factors of 21994

List of positive integer factors of 21994 that divides 21994 without a remainder.

1, 2, 7, 14, 1571, 3142, 10997

Step-4: Factors of 22011

List of positive integer factors of 22011 that divides 21994 without a remainder.

1, 3, 11, 23, 29, 33, 69, 87, 253, 319, 667, 759, 957, 2001, 7337

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 21994 and 22011. The biggest common factor number is the GCF number.
So the greatest common factor 21994 and 22011 is 1.

Also check out the Least Common Multiple of 21994 and 22011