What is the Greatest Common Factor of 469 and 489?

Greatest common factor (GCF) of 469 and 489 is 1.

GCF(469,489) = 1

We will now calculate the prime factors of 469 and 489, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 469 and 489.

How to find the GCF of 469 and 489?

We will first find the prime factorization of 469 and 489. After we will calculate the factors of 469 and 489 and find the biggest common factor number .

Step-1: Prime Factorization of 469

Prime factors of 469 are 7, 67. Prime factorization of 469 in exponential form is:

469 = 7¹ × 67¹

Step-2: Prime Factorization of 489

Prime factors of 489 are 3, 163. Prime factorization of 489 in exponential form is:

489 = 3¹ × 163¹

Step-3: Factors of 469

List of positive integer factors of 469 that divides 469 without a remainder.

1, 7, 67

Step-4: Factors of 489

List of positive integer factors of 489 that divides 469 without a remainder.

1, 3, 163

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 469 and 489. The biggest common factor number is the GCF number.
So the greatest common factor 469 and 489 is 1.

Also check out the Least Common Multiple of 469 and 489