What is the Greatest Common Factor of 5530 and 5540?

Greatest common factor (GCF) of 5530 and 5540 is 10.

GCF(5530,5540) = 10

We will now calculate the prime factors of 5530 and 5540, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5530 and 5540.

How to find the GCF of 5530 and 5540?

We will first find the prime factorization of 5530 and 5540. After we will calculate the factors of 5530 and 5540 and find the biggest common factor number .

Step-1: Prime Factorization of 5530

Prime factors of 5530 are 2, 5, 7, 79. Prime factorization of 5530 in exponential form is:

5530 = 2¹ × 5¹ × 7¹ × 79¹

Step-2: Prime Factorization of 5540

Prime factors of 5540 are 2, 5, 277. Prime factorization of 5540 in exponential form is:

5540 = 2² × 5¹ × 277¹

Step-3: Factors of 5530

List of positive integer factors of 5530 that divides 5530 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765

Step-4: Factors of 5540

List of positive integer factors of 5540 that divides 5530 without a remainder.

1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5530 and 5540. The biggest common factor number is the GCF number.
So the greatest common factor 5530 and 5540 is 10.

Also check out the Least Common Multiple of 5530 and 5540