What is the Greatest Common Factor of 71170 and 71181?

Greatest common factor (GCF) of 71170 and 71181 is 11.

GCF(71170,71181) = 11

We will now calculate the prime factors of 71170 and 71181, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71170 and 71181.

How to find the GCF of 71170 and 71181?

We will first find the prime factorization of 71170 and 71181. After we will calculate the factors of 71170 and 71181 and find the biggest common factor number .

Step-1: Prime Factorization of 71170

Prime factors of 71170 are 2, 5, 11, 647. Prime factorization of 71170 in exponential form is:

71170 = 2¹ × 5¹ × 11¹ × 647¹

Step-2: Prime Factorization of 71181

Prime factors of 71181 are 3, 11, 719. Prime factorization of 71181 in exponential form is:

71181 = 3² × 11¹ × 719¹

Step-3: Factors of 71170

List of positive integer factors of 71170 that divides 71170 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 647, 1294, 3235, 6470, 7117, 14234, 35585

Step-4: Factors of 71181

List of positive integer factors of 71181 that divides 71170 without a remainder.

1, 3, 9, 11, 33, 99, 719, 2157, 6471, 7909, 23727

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71170 and 71181. The biggest common factor number is the GCF number.
So the greatest common factor 71170 and 71181 is 11.

Also check out the Least Common Multiple of 71170 and 71181