What is the Greatest Common Factor of 4147 and 4155?

Greatest common factor (GCF) of 4147 and 4155 is 1.

GCF(4147,4155) = 1

We will now calculate the prime factors of 4147 and 4155, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4147 and 4155.

How to find the GCF of 4147 and 4155?

We will first find the prime factorization of 4147 and 4155. After we will calculate the factors of 4147 and 4155 and find the biggest common factor number .

Step-1: Prime Factorization of 4147

Prime factors of 4147 are 11, 13, 29. Prime factorization of 4147 in exponential form is:

4147 = 11¹ × 13¹ × 29¹

Step-2: Prime Factorization of 4155

Prime factors of 4155 are 3, 5, 277. Prime factorization of 4155 in exponential form is:

4155 = 3¹ × 5¹ × 277¹

Step-3: Factors of 4147

List of positive integer factors of 4147 that divides 4147 without a remainder.

1, 11, 13, 29, 143, 319, 377

Step-4: Factors of 4155

List of positive integer factors of 4155 that divides 4147 without a remainder.

1, 3, 5, 15, 277, 831, 1385

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4147 and 4155. The biggest common factor number is the GCF number.
So the greatest common factor 4147 and 4155 is 1.

Also check out the Least Common Multiple of 4147 and 4155