What is the Greatest Common Factor of 13755 and 13769?

Greatest common factor (GCF) of 13755 and 13769 is 7.

GCF(13755,13769) = 7

We will now calculate the prime factors of 13755 and 13769, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13755 and 13769.

How to find the GCF of 13755 and 13769?

We will first find the prime factorization of 13755 and 13769. After we will calculate the factors of 13755 and 13769 and find the biggest common factor number .

Step-1: Prime Factorization of 13755

Prime factors of 13755 are 3, 5, 7, 131. Prime factorization of 13755 in exponential form is:

13755 = 3¹ × 5¹ × 7¹ × 131¹

Step-2: Prime Factorization of 13769

Prime factors of 13769 are 7, 281. Prime factorization of 13769 in exponential form is:

13769 = 7² × 281¹

Step-3: Factors of 13755

List of positive integer factors of 13755 that divides 13755 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1965, 2751, 4585

Step-4: Factors of 13769

List of positive integer factors of 13769 that divides 13755 without a remainder.

1, 7, 49, 281, 1967

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13755 and 13769. The biggest common factor number is the GCF number.
So the greatest common factor 13755 and 13769 is 7.

Also check out the Least Common Multiple of 13755 and 13769