What is the Greatest Common Factor of 64860 and 64878?

Greatest common factor (GCF) of 64860 and 64878 is 6.

GCF(64860,64878) = 6

We will now calculate the prime factors of 64860 and 64878, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64860 and 64878.

How to find the GCF of 64860 and 64878?

We will first find the prime factorization of 64860 and 64878. After we will calculate the factors of 64860 and 64878 and find the biggest common factor number .

Step-1: Prime Factorization of 64860

Prime factors of 64860 are 2, 3, 5, 23, 47. Prime factorization of 64860 in exponential form is:

64860 = 2² × 3¹ × 5¹ × 23¹ × 47¹

Step-2: Prime Factorization of 64878

Prime factors of 64878 are 2, 3, 11, 983. Prime factorization of 64878 in exponential form is:

64878 = 2¹ × 3¹ × 11¹ × 983¹

Step-3: Factors of 64860

List of positive integer factors of 64860 that divides 64860 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 47, 60, 69, 92, 94, 115, 138, 141, 188, 230, 235, 276, 282, 345, 460, 470, 564, 690, 705, 940, 1081, 1380, 1410, 2162, 2820, 3243, 4324, 5405, 6486, 10810, 12972, 16215, 21620, 32430

Step-4: Factors of 64878

List of positive integer factors of 64878 that divides 64860 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 983, 1966, 2949, 5898, 10813, 21626, 32439

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64860 and 64878. The biggest common factor number is the GCF number.
So the greatest common factor 64860 and 64878 is 6.

Also check out the Least Common Multiple of 64860 and 64878