What is the Greatest Common Factor of 5490 and 5505?

Greatest common factor (GCF) of 5490 and 5505 is 15.

GCF(5490,5505) = 15

We will now calculate the prime factors of 5490 and 5505, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5490 and 5505.

How to find the GCF of 5490 and 5505?

We will first find the prime factorization of 5490 and 5505. After we will calculate the factors of 5490 and 5505 and find the biggest common factor number .

Step-1: Prime Factorization of 5490

Prime factors of 5490 are 2, 3, 5, 61. Prime factorization of 5490 in exponential form is:

5490 = 2¹ × 3² × 5¹ × 61¹

Step-2: Prime Factorization of 5505

Prime factors of 5505 are 3, 5, 367. Prime factorization of 5505 in exponential form is:

5505 = 3¹ × 5¹ × 367¹

Step-3: Factors of 5490

List of positive integer factors of 5490 that divides 5490 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745

Step-4: Factors of 5505

List of positive integer factors of 5505 that divides 5490 without a remainder.

1, 3, 5, 15, 367, 1101, 1835

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5490 and 5505. The biggest common factor number is the GCF number.
So the greatest common factor 5490 and 5505 is 15.

Also check out the Least Common Multiple of 5490 and 5505