What is the Greatest Common Factor of 1755 and 1768?

Greatest common factor (GCF) of 1755 and 1768 is 13.

GCF(1755,1768) = 13

We will now calculate the prime factors of 1755 and 1768, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1755 and 1768.

How to find the GCF of 1755 and 1768?

We will first find the prime factorization of 1755 and 1768. After we will calculate the factors of 1755 and 1768 and find the biggest common factor number .

Step-1: Prime Factorization of 1755

Prime factors of 1755 are 3, 5, 13. Prime factorization of 1755 in exponential form is:

1755 = 3³ × 5¹ × 13¹

Step-2: Prime Factorization of 1768

Prime factors of 1768 are 2, 13, 17. Prime factorization of 1768 in exponential form is:

1768 = 2³ × 13¹ × 17¹

Step-3: Factors of 1755

List of positive integer factors of 1755 that divides 1755 without a remainder.

1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585

Step-4: Factors of 1768

List of positive integer factors of 1768 that divides 1755 without a remainder.

1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1755 and 1768. The biggest common factor number is the GCF number.
So the greatest common factor 1755 and 1768 is 13.

Also check out the Least Common Multiple of 1755 and 1768