What is the Greatest Common Factor of 28458 and 28477?

Greatest common factor (GCF) of 28458 and 28477 is 1.

GCF(28458,28477) = 1

We will now calculate the prime factors of 28458 and 28477, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28458 and 28477.

How to find the GCF of 28458 and 28477?

We will first find the prime factorization of 28458 and 28477. After we will calculate the factors of 28458 and 28477 and find the biggest common factor number .

Step-1: Prime Factorization of 28458

Prime factors of 28458 are 2, 3, 17, 31. Prime factorization of 28458 in exponential form is:

28458 = 2¹ × 3³ × 17¹ × 31¹

Step-2: Prime Factorization of 28477

Prime factors of 28477 are 28477. Prime factorization of 28477 in exponential form is:

28477 = 28477¹

Step-3: Factors of 28458

List of positive integer factors of 28458 that divides 28458 without a remainder.

1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 93, 102, 153, 186, 279, 306, 459, 527, 558, 837, 918, 1054, 1581, 1674, 3162, 4743, 9486, 14229

Step-4: Factors of 28477

List of positive integer factors of 28477 that divides 28458 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28458 and 28477. The biggest common factor number is the GCF number.
So the greatest common factor 28458 and 28477 is 1.

Also check out the Least Common Multiple of 28458 and 28477