What is the Greatest Common Factor of 31090 and 31105?

Greatest common factor (GCF) of 31090 and 31105 is 5.

GCF(31090,31105) = 5

We will now calculate the prime factors of 31090 and 31105, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31090 and 31105.

How to find the GCF of 31090 and 31105?

We will first find the prime factorization of 31090 and 31105. After we will calculate the factors of 31090 and 31105 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 31105

Prime factors of 31105 are 5, 6221. Prime factorization of 31105 in exponential form is:

31105 = 5¹ × 6221¹

Step-3: Factors of 31090

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

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

Step-4: Factors of 31105

List of positive integer factors of 31105 that divides 31090 without a remainder.

1, 5, 6221

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31090 and 31105. The biggest common factor number is the GCF number.
So the greatest common factor 31090 and 31105 is 5.

Also check out the Least Common Multiple of 31090 and 31105