What is the Greatest Common Factor of 69609 and 69621?

Greatest common factor (GCF) of 69609 and 69621 is 3.

GCF(69609,69621) = 3

We will now calculate the prime factors of 69609 and 69621, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69609 and 69621.

How to find the GCF of 69609 and 69621?

We will first find the prime factorization of 69609 and 69621. After we will calculate the factors of 69609 and 69621 and find the biggest common factor number .

Step-1: Prime Factorization of 69609

Prime factors of 69609 are 3, 23203. Prime factorization of 69609 in exponential form is:

69609 = 3¹ × 23203¹

Step-2: Prime Factorization of 69621

Prime factors of 69621 are 3, 23, 1009. Prime factorization of 69621 in exponential form is:

69621 = 3¹ × 23¹ × 1009¹

Step-3: Factors of 69609

List of positive integer factors of 69609 that divides 69609 without a remainder.

1, 3, 23203

Step-4: Factors of 69621

List of positive integer factors of 69621 that divides 69609 without a remainder.

1, 3, 23, 69, 1009, 3027, 23207

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69609 and 69621. The biggest common factor number is the GCF number.
So the greatest common factor 69609 and 69621 is 3.

Also check out the Least Common Multiple of 69609 and 69621