What is the Greatest Common Factor of 4161 and 4170?

Greatest common factor (GCF) of 4161 and 4170 is 3.

GCF(4161,4170) = 3

We will now calculate the prime factors of 4161 and 4170, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4161 and 4170.

How to find the GCF of 4161 and 4170?

We will first find the prime factorization of 4161 and 4170. After we will calculate the factors of 4161 and 4170 and find the biggest common factor number .

Step-1: Prime Factorization of 4161

Prime factors of 4161 are 3, 19, 73. Prime factorization of 4161 in exponential form is:

4161 = 3¹ × 19¹ × 73¹

Step-2: Prime Factorization of 4170

Prime factors of 4170 are 2, 3, 5, 139. Prime factorization of 4170 in exponential form is:

4170 = 2¹ × 3¹ × 5¹ × 139¹

Step-3: Factors of 4161

List of positive integer factors of 4161 that divides 4161 without a remainder.

1, 3, 19, 57, 73, 219, 1387

Step-4: Factors of 4170

List of positive integer factors of 4170 that divides 4161 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4161 and 4170. The biggest common factor number is the GCF number.
So the greatest common factor 4161 and 4170 is 3.

Also check out the Least Common Multiple of 4161 and 4170