What is the Greatest Common Factor of 31485 and 31489?

Greatest common factor (GCF) of 31485 and 31489 is 1.

GCF(31485,31489) = 1

We will now calculate the prime factors of 31485 and 31489, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31485 and 31489.

How to find the GCF of 31485 and 31489?

We will first find the prime factorization of 31485 and 31489. After we will calculate the factors of 31485 and 31489 and find the biggest common factor number .

Step-1: Prime Factorization of 31485

Prime factors of 31485 are 3, 5, 2099. Prime factorization of 31485 in exponential form is:

31485 = 3¹ × 5¹ × 2099¹

Step-2: Prime Factorization of 31489

Prime factors of 31489 are 31489. Prime factorization of 31489 in exponential form is:

31489 = 31489¹

Step-3: Factors of 31485

List of positive integer factors of 31485 that divides 31485 without a remainder.

1, 3, 5, 15, 2099, 6297, 10495

Step-4: Factors of 31489

List of positive integer factors of 31489 that divides 31485 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31485 and 31489. The biggest common factor number is the GCF number.
So the greatest common factor 31485 and 31489 is 1.

Also check out the Least Common Multiple of 31485 and 31489