What is the Greatest Common Factor of 31085 and 31090?

Greatest common factor (GCF) of 31085 and 31090 is 5.

GCF(31085,31090) = 5

We will now calculate the prime factors of 31085 and 31090, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31085 and 31090.

How to find the GCF of 31085 and 31090?

We will first find the prime factorization of 31085 and 31090. After we will calculate the factors of 31085 and 31090 and find the biggest common factor number .

Step-1: Prime Factorization of 31085

Prime factors of 31085 are 5, 6217. Prime factorization of 31085 in exponential form is:

31085 = 5¹ × 6217¹

Step-2: Prime Factorization of 31090

Prime factors of 31090 are 2, 5, 3109. Prime factorization of 31090 in exponential form is:

31090 = 2¹ × 5¹ × 3109¹

Step-3: Factors of 31085

List of positive integer factors of 31085 that divides 31085 without a remainder.

1, 5, 6217

Step-4: Factors of 31090

List of positive integer factors of 31090 that divides 31085 without a remainder.

1, 2, 5, 10, 3109, 6218, 15545

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31085 and 31090. The biggest common factor number is the GCF number.
So the greatest common factor 31085 and 31090 is 5.

Also check out the Least Common Multiple of 31085 and 31090