What is the Greatest Common Factor of 6640 and 6653?

Greatest common factor (GCF) of 6640 and 6653 is 1.

GCF(6640,6653) = 1

We will now calculate the prime factors of 6640 and 6653, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6640 and 6653.

How to find the GCF of 6640 and 6653?

We will first find the prime factorization of 6640 and 6653. After we will calculate the factors of 6640 and 6653 and find the biggest common factor number .

Step-1: Prime Factorization of 6640

Prime factors of 6640 are 2, 5, 83. Prime factorization of 6640 in exponential form is:

6640 = 2⁴ × 5¹ × 83¹

Step-2: Prime Factorization of 6653

Prime factors of 6653 are 6653. Prime factorization of 6653 in exponential form is:

6653 = 6653¹

Step-3: Factors of 6640

List of positive integer factors of 6640 that divides 6640 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320

Step-4: Factors of 6653

List of positive integer factors of 6653 that divides 6640 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6640 and 6653. The biggest common factor number is the GCF number.
So the greatest common factor 6640 and 6653 is 1.

Also check out the Least Common Multiple of 6640 and 6653