What is the Greatest Common Factor of 18618 and 18629?

Greatest common factor (GCF) of 18618 and 18629 is 1.

GCF(18618,18629) = 1

We will now calculate the prime factors of 18618 and 18629, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18618 and 18629.

How to find the GCF of 18618 and 18629?

We will first find the prime factorization of 18618 and 18629. After we will calculate the factors of 18618 and 18629 and find the biggest common factor number .

Step-1: Prime Factorization of 18618

Prime factors of 18618 are 2, 3, 29, 107. Prime factorization of 18618 in exponential form is:

18618 = 2¹ × 3¹ × 29¹ × 107¹

Step-2: Prime Factorization of 18629

Prime factors of 18629 are 13, 1433. Prime factorization of 18629 in exponential form is:

18629 = 13¹ × 1433¹

Step-3: Factors of 18618

List of positive integer factors of 18618 that divides 18618 without a remainder.

1, 2, 3, 6, 29, 58, 87, 107, 174, 214, 321, 642, 3103, 6206, 9309

Step-4: Factors of 18629

List of positive integer factors of 18629 that divides 18618 without a remainder.

1, 13, 1433

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18618 and 18629. The biggest common factor number is the GCF number.
So the greatest common factor 18618 and 18629 is 1.

Also check out the Least Common Multiple of 18618 and 18629