What is the Greatest Common Factor of 3155 and 3172?

Greatest common factor (GCF) of 3155 and 3172 is 1.

GCF(3155,3172) = 1

We will now calculate the prime factors of 3155 and 3172, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3155 and 3172.

How to find the GCF of 3155 and 3172?

We will first find the prime factorization of 3155 and 3172. After we will calculate the factors of 3155 and 3172 and find the biggest common factor number .

Step-1: Prime Factorization of 3155

Prime factors of 3155 are 5, 631. Prime factorization of 3155 in exponential form is:

3155 = 5¹ × 631¹

Step-2: Prime Factorization of 3172

Prime factors of 3172 are 2, 13, 61. Prime factorization of 3172 in exponential form is:

3172 = 2² × 13¹ × 61¹

Step-3: Factors of 3155

List of positive integer factors of 3155 that divides 3155 without a remainder.

1, 5, 631

Step-4: Factors of 3172

List of positive integer factors of 3172 that divides 3155 without a remainder.

1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3155 and 3172. The biggest common factor number is the GCF number.
So the greatest common factor 3155 and 3172 is 1.

Also check out the Least Common Multiple of 3155 and 3172