What is the Greatest Common Factor of 2285 and 2305?

Greatest common factor (GCF) of 2285 and 2305 is 5.

GCF(2285,2305) = 5

We will now calculate the prime factors of 2285 and 2305, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2285 and 2305.

How to find the GCF of 2285 and 2305?

We will first find the prime factorization of 2285 and 2305. After we will calculate the factors of 2285 and 2305 and find the biggest common factor number .

Step-1: Prime Factorization of 2285

Prime factors of 2285 are 5, 457. Prime factorization of 2285 in exponential form is:

2285 = 5¹ × 457¹

Step-2: Prime Factorization of 2305

Prime factors of 2305 are 5, 461. Prime factorization of 2305 in exponential form is:

2305 = 5¹ × 461¹

Step-3: Factors of 2285

List of positive integer factors of 2285 that divides 2285 without a remainder.

1, 5, 457

Step-4: Factors of 2305

List of positive integer factors of 2305 that divides 2285 without a remainder.

1, 5, 461

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2285 and 2305. The biggest common factor number is the GCF number.
So the greatest common factor 2285 and 2305 is 5.

Also check out the Least Common Multiple of 2285 and 2305