What is the Greatest Common Factor of 85481 and 85485?

Greatest common factor (GCF) of 85481 and 85485 is 1.

GCF(85481,85485) = 1

We will now calculate the prime factors of 85481 and 85485, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85481 and 85485.

How to find the GCF of 85481 and 85485?

We will first find the prime factorization of 85481 and 85485. After we will calculate the factors of 85481 and 85485 and find the biggest common factor number .

Step-1: Prime Factorization of 85481

Prime factors of 85481 are 11, 19, 409. Prime factorization of 85481 in exponential form is:

85481 = 11¹ × 19¹ × 409¹

Step-2: Prime Factorization of 85485

Prime factors of 85485 are 3, 5, 41, 139. Prime factorization of 85485 in exponential form is:

85485 = 3¹ × 5¹ × 41¹ × 139¹

Step-3: Factors of 85481

List of positive integer factors of 85481 that divides 85481 without a remainder.

1, 11, 19, 209, 409, 4499, 7771

Step-4: Factors of 85485

List of positive integer factors of 85485 that divides 85481 without a remainder.

1, 3, 5, 15, 41, 123, 139, 205, 417, 615, 695, 2085, 5699, 17097, 28495

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85481 and 85485. The biggest common factor number is the GCF number.
So the greatest common factor 85481 and 85485 is 1.

Also check out the Least Common Multiple of 85481 and 85485