GCF and LCM Calculator Logo

What is the Greatest Common Factor of 55721 and 55728?

Greatest common factor (GCF) of 55721 and 55728 is 1.

GCF(55721,55728) = 1

We will now calculate the prime factors of 55721 and 55728, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55721 and 55728.

GCF Calculator and
and

How to find the GCF of 55721 and 55728?

We will first find the prime factorization of 55721 and 55728. After we will calculate the factors of 55721 and 55728 and find the biggest common factor number .

Step-1: Prime Factorization of 55721

Prime factors of 55721 are 55721. Prime factorization of 55721 in exponential form is:

55721 = 557211

Step-2: Prime Factorization of 55728

Prime factors of 55728 are 2, 3, 43. Prime factorization of 55728 in exponential form is:

55728 = 24 × 34 × 431

Step-3: Factors of 55721

List of positive integer factors of 55721 that divides 55721 without a remainder.

1

Step-4: Factors of 55728

List of positive integer factors of 55728 that divides 55721 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 258, 324, 344, 387, 432, 516, 648, 688, 774, 1032, 1161, 1296, 1548, 2064, 2322, 3096, 3483, 4644, 6192, 6966, 9288, 13932, 18576, 27864

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55721 and 55728. The biggest common factor number is the GCF number.
So the greatest common factor 55721 and 55728 is 1.

Also check out the Least Common Multiple of 55721 and 55728