What is the Greatest Common Factor of 18755 and 18761?

Greatest common factor (GCF) of 18755 and 18761 is 1.

GCF(18755,18761) = 1

We will now calculate the prime factors of 18755 and 18761, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18755 and 18761.

How to find the GCF of 18755 and 18761?

We will first find the prime factorization of 18755 and 18761. After we will calculate the factors of 18755 and 18761 and find the biggest common factor number .

Step-1: Prime Factorization of 18755

Prime factors of 18755 are 5, 11, 31. Prime factorization of 18755 in exponential form is:

18755 = 5¹ × 11² × 31¹

Step-2: Prime Factorization of 18761

Prime factors of 18761 are 73, 257. Prime factorization of 18761 in exponential form is:

18761 = 73¹ × 257¹

Step-3: Factors of 18755

List of positive integer factors of 18755 that divides 18755 without a remainder.

1, 5, 11, 31, 55, 121, 155, 341, 605, 1705, 3751

Step-4: Factors of 18761

List of positive integer factors of 18761 that divides 18755 without a remainder.

1, 73, 257

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18755 and 18761. The biggest common factor number is the GCF number.
So the greatest common factor 18755 and 18761 is 1.

Also check out the Least Common Multiple of 18755 and 18761