What is the Greatest Common Factor of 57885 and 57890?

Greatest common factor (GCF) of 57885 and 57890 is 5.

GCF(57885,57890) = 5

We will now calculate the prime factors of 57885 and 57890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57885 and 57890.

How to find the GCF of 57885 and 57890?

We will first find the prime factorization of 57885 and 57890. After we will calculate the factors of 57885 and 57890 and find the biggest common factor number .

Step-1: Prime Factorization of 57885

Prime factors of 57885 are 3, 5, 17, 227. Prime factorization of 57885 in exponential form is:

57885 = 3¹ × 5¹ × 17¹ × 227¹

Step-2: Prime Factorization of 57890

Prime factors of 57890 are 2, 5, 7, 827. Prime factorization of 57890 in exponential form is:

57890 = 2¹ × 5¹ × 7¹ × 827¹

Step-3: Factors of 57885

List of positive integer factors of 57885 that divides 57885 without a remainder.

1, 3, 5, 15, 17, 51, 85, 227, 255, 681, 1135, 3405, 3859, 11577, 19295

Step-4: Factors of 57890

List of positive integer factors of 57890 that divides 57885 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 827, 1654, 4135, 5789, 8270, 11578, 28945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57885 and 57890. The biggest common factor number is the GCF number.
So the greatest common factor 57885 and 57890 is 5.

Also check out the Least Common Multiple of 57885 and 57890