What is the Greatest Common Factor of 2210 and 2221?

Greatest common factor (GCF) of 2210 and 2221 is 1.

GCF(2210,2221) = 1

We will now calculate the prime factors of 2210 and 2221, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2210 and 2221.

How to find the GCF of 2210 and 2221?

We will first find the prime factorization of 2210 and 2221. After we will calculate the factors of 2210 and 2221 and find the biggest common factor number .

Step-1: Prime Factorization of 2210

Prime factors of 2210 are 2, 5, 13, 17. Prime factorization of 2210 in exponential form is:

2210 = 2¹ × 5¹ × 13¹ × 17¹

Step-2: Prime Factorization of 2221

Prime factors of 2221 are 2221. Prime factorization of 2221 in exponential form is:

2221 = 2221¹

Step-3: Factors of 2210

List of positive integer factors of 2210 that divides 2210 without a remainder.

1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105

Step-4: Factors of 2221

List of positive integer factors of 2221 that divides 2210 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2210 and 2221. The biggest common factor number is the GCF number.
So the greatest common factor 2210 and 2221 is 1.

Also check out the Least Common Multiple of 2210 and 2221