What is the Greatest Common Factor of 84609 and 84620?

Greatest common factor (GCF) of 84609 and 84620 is 1.

GCF(84609,84620) = 1

We will now calculate the prime factors of 84609 and 84620, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84609 and 84620.

How to find the GCF of 84609 and 84620?

We will first find the prime factorization of 84609 and 84620. After we will calculate the factors of 84609 and 84620 and find the biggest common factor number .

Step-1: Prime Factorization of 84609

Prime factors of 84609 are 3, 7, 17, 79. Prime factorization of 84609 in exponential form is:

84609 = 3² × 7¹ × 17¹ × 79¹

Step-2: Prime Factorization of 84620

Prime factors of 84620 are 2, 5, 4231. Prime factorization of 84620 in exponential form is:

84620 = 2² × 5¹ × 4231¹

Step-3: Factors of 84609

List of positive integer factors of 84609 that divides 84609 without a remainder.

1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 357, 553, 711, 1071, 1343, 1659, 4029, 4977, 9401, 12087, 28203

Step-4: Factors of 84620

List of positive integer factors of 84620 that divides 84609 without a remainder.

1, 2, 4, 5, 10, 20, 4231, 8462, 16924, 21155, 42310

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84609 and 84620. The biggest common factor number is the GCF number.
So the greatest common factor 84609 and 84620 is 1.

Also check out the Least Common Multiple of 84609 and 84620