What is the Greatest Common Factor of 2440 and 2453?

Greatest common factor (GCF) of 2440 and 2453 is 1.

GCF(2440,2453) = 1

We will now calculate the prime factors of 2440 and 2453, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2440 and 2453.

How to find the GCF of 2440 and 2453?

We will first find the prime factorization of 2440 and 2453. After we will calculate the factors of 2440 and 2453 and find the biggest common factor number .

Step-1: Prime Factorization of 2440

Prime factors of 2440 are 2, 5, 61. Prime factorization of 2440 in exponential form is:

2440 = 2³ × 5¹ × 61¹

Step-2: Prime Factorization of 2453

Prime factors of 2453 are 11, 223. Prime factorization of 2453 in exponential form is:

2453 = 11¹ × 223¹

Step-3: Factors of 2440

List of positive integer factors of 2440 that divides 2440 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220

Step-4: Factors of 2453

List of positive integer factors of 2453 that divides 2440 without a remainder.

1, 11, 223

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2440 and 2453. The biggest common factor number is the GCF number.
So the greatest common factor 2440 and 2453 is 1.

Also check out the Least Common Multiple of 2440 and 2453