What is the Greatest Common Factor of 54990 and 54999?

Greatest common factor (GCF) of 54990 and 54999 is 9.

GCF(54990,54999) = 9

We will now calculate the prime factors of 54990 and 54999, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 54990 and 54999.

How to find the GCF of 54990 and 54999?

We will first find the prime factorization of 54990 and 54999. After we will calculate the factors of 54990 and 54999 and find the biggest common factor number .

Step-1: Prime Factorization of 54990

Prime factors of 54990 are 2, 3, 5, 13, 47. Prime factorization of 54990 in exponential form is:

54990 = 2¹ × 3² × 5¹ × 13¹ × 47¹

Step-2: Prime Factorization of 54999

Prime factors of 54999 are 3, 7, 97. Prime factorization of 54999 in exponential form is:

54999 = 3⁴ × 7¹ × 97¹

Step-3: Factors of 54990

List of positive integer factors of 54990 that divides 54990 without a remainder.

1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 47, 65, 78, 90, 94, 117, 130, 141, 195, 234, 235, 282, 390, 423, 470, 585, 611, 705, 846, 1170, 1222, 1410, 1833, 2115, 3055, 3666, 4230, 5499, 6110, 9165, 10998, 18330, 27495

Step-4: Factors of 54999

List of positive integer factors of 54999 that divides 54990 without a remainder.

1, 3, 7, 9, 21, 27, 63, 81, 97, 189, 291, 567, 679, 873, 2037, 2619, 6111, 7857, 18333

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 54990 and 54999. The biggest common factor number is the GCF number.
So the greatest common factor 54990 and 54999 is 9.

Also check out the Least Common Multiple of 54990 and 54999