What is the Greatest Common Factor of 75609 and 75618?

Greatest common factor (GCF) of 75609 and 75618 is 9.

GCF(75609,75618) = 9

We will now calculate the prime factors of 75609 and 75618, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75609 and 75618.

How to find the GCF of 75609 and 75618?

We will first find the prime factorization of 75609 and 75618. After we will calculate the factors of 75609 and 75618 and find the biggest common factor number .

Step-1: Prime Factorization of 75609

Prime factors of 75609 are 3, 31, 271. Prime factorization of 75609 in exponential form is:

75609 = 3² × 31¹ × 271¹

Step-2: Prime Factorization of 75618

Prime factors of 75618 are 2, 3, 4201. Prime factorization of 75618 in exponential form is:

75618 = 2¹ × 3² × 4201¹

Step-3: Factors of 75609

List of positive integer factors of 75609 that divides 75609 without a remainder.

1, 3, 9, 31, 93, 271, 279, 813, 2439, 8401, 25203

Step-4: Factors of 75618

List of positive integer factors of 75618 that divides 75609 without a remainder.

1, 2, 3, 6, 9, 18, 4201, 8402, 12603, 25206, 37809

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75609 and 75618. The biggest common factor number is the GCF number.
So the greatest common factor 75609 and 75618 is 9.

Also check out the Least Common Multiple of 75609 and 75618