What is the Greatest Common Factor of 64880 and 64885?

Greatest common factor (GCF) of 64880 and 64885 is 5.

GCF(64880,64885) = 5

We will now calculate the prime factors of 64880 and 64885, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64880 and 64885.

How to find the GCF of 64880 and 64885?

We will first find the prime factorization of 64880 and 64885. After we will calculate the factors of 64880 and 64885 and find the biggest common factor number .

Step-1: Prime Factorization of 64880

Prime factors of 64880 are 2, 5, 811. Prime factorization of 64880 in exponential form is:

64880 = 2⁴ × 5¹ × 811¹

Step-2: Prime Factorization of 64885

Prime factors of 64885 are 5, 19, 683. Prime factorization of 64885 in exponential form is:

64885 = 5¹ × 19¹ × 683¹

Step-3: Factors of 64880

List of positive integer factors of 64880 that divides 64880 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1622, 3244, 4055, 6488, 8110, 12976, 16220, 32440

Step-4: Factors of 64885

List of positive integer factors of 64885 that divides 64880 without a remainder.

1, 5, 19, 95, 683, 3415, 12977

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64880 and 64885. The biggest common factor number is the GCF number.
So the greatest common factor 64880 and 64885 is 5.

Also check out the Least Common Multiple of 64880 and 64885