What is the Greatest Common Factor of 51916 and 51920?

Greatest common factor (GCF) of 51916 and 51920 is 4.

GCF(51916,51920) = 4

We will now calculate the prime factors of 51916 and 51920, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51916 and 51920.

How to find the GCF of 51916 and 51920?

We will first find the prime factorization of 51916 and 51920. After we will calculate the factors of 51916 and 51920 and find the biggest common factor number .

Step-1: Prime Factorization of 51916

Prime factors of 51916 are 2, 12979. Prime factorization of 51916 in exponential form is:

51916 = 2² × 12979¹

Step-2: Prime Factorization of 51920

Prime factors of 51920 are 2, 5, 11, 59. Prime factorization of 51920 in exponential form is:

51920 = 2⁴ × 5¹ × 11¹ × 59¹

Step-3: Factors of 51916

List of positive integer factors of 51916 that divides 51916 without a remainder.

1, 2, 4, 12979, 25958

Step-4: Factors of 51920

List of positive integer factors of 51920 that divides 51916 without a remainder.

1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 4720, 5192, 6490, 10384, 12980, 25960

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51916 and 51920. The biggest common factor number is the GCF number.
So the greatest common factor 51916 and 51920 is 4.

Also check out the Least Common Multiple of 51916 and 51920