What is the Greatest Common Factor of 23210 and 23221?

Greatest common factor (GCF) of 23210 and 23221 is 11.

GCF(23210,23221) = 11

We will now calculate the prime factors of 23210 and 23221, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23210 and 23221.

How to find the GCF of 23210 and 23221?

We will first find the prime factorization of 23210 and 23221. After we will calculate the factors of 23210 and 23221 and find the biggest common factor number .

Step-1: Prime Factorization of 23210

Prime factors of 23210 are 2, 5, 11, 211. Prime factorization of 23210 in exponential form is:

23210 = 2¹ × 5¹ × 11¹ × 211¹

Step-2: Prime Factorization of 23221

Prime factors of 23221 are 11, 2111. Prime factorization of 23221 in exponential form is:

23221 = 11¹ × 2111¹

Step-3: Factors of 23210

List of positive integer factors of 23210 that divides 23210 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 1055, 2110, 2321, 4642, 11605

Step-4: Factors of 23221

List of positive integer factors of 23221 that divides 23210 without a remainder.

1, 11, 2111

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23210 and 23221. The biggest common factor number is the GCF number.
So the greatest common factor 23210 and 23221 is 11.

Also check out the Least Common Multiple of 23210 and 23221