What is the Greatest Common Factor of 16980 and 16992?

Greatest common factor (GCF) of 16980 and 16992 is 12.

GCF(16980,16992) = 12

We will now calculate the prime factors of 16980 and 16992, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16980 and 16992.

How to find the GCF of 16980 and 16992?

We will first find the prime factorization of 16980 and 16992. After we will calculate the factors of 16980 and 16992 and find the biggest common factor number .

Step-1: Prime Factorization of 16980

Prime factors of 16980 are 2, 3, 5, 283. Prime factorization of 16980 in exponential form is:

16980 = 2² × 3¹ × 5¹ × 283¹

Step-2: Prime Factorization of 16992

Prime factors of 16992 are 2, 3, 59. Prime factorization of 16992 in exponential form is:

16992 = 2⁵ × 3² × 59¹

Step-3: Factors of 16980

List of positive integer factors of 16980 that divides 16980 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 1132, 1415, 1698, 2830, 3396, 4245, 5660, 8490

Step-4: Factors of 16992

List of positive integer factors of 16992 that divides 16980 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 5664, 8496

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16980 and 16992. The biggest common factor number is the GCF number.
So the greatest common factor 16980 and 16992 is 12.

Also check out the Least Common Multiple of 16980 and 16992