What is the Greatest Common Factor of 5509 and 5520?

Greatest common factor (GCF) of 5509 and 5520 is 1.

GCF(5509,5520) = 1

We will now calculate the prime factors of 5509 and 5520, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5509 and 5520.

How to find the GCF of 5509 and 5520?

We will first find the prime factorization of 5509 and 5520. After we will calculate the factors of 5509 and 5520 and find the biggest common factor number .

Step-1: Prime Factorization of 5509

Prime factors of 5509 are 7, 787. Prime factorization of 5509 in exponential form is:

5509 = 7¹ × 787¹

Step-2: Prime Factorization of 5520

Prime factors of 5520 are 2, 3, 5, 23. Prime factorization of 5520 in exponential form is:

5520 = 2⁴ × 3¹ × 5¹ × 23¹

Step-3: Factors of 5509

List of positive integer factors of 5509 that divides 5509 without a remainder.

1, 7, 787

Step-4: Factors of 5520

List of positive integer factors of 5520 that divides 5509 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5509 and 5520. The biggest common factor number is the GCF number.
So the greatest common factor 5509 and 5520 is 1.

Also check out the Least Common Multiple of 5509 and 5520