What is the Greatest Common Factor of 89870 and 89885?

Greatest common factor (GCF) of 89870 and 89885 is 5.

GCF(89870,89885) = 5

We will now calculate the prime factors of 89870 and 89885, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 89870 and 89885.

How to find the GCF of 89870 and 89885?

We will first find the prime factorization of 89870 and 89885. After we will calculate the factors of 89870 and 89885 and find the biggest common factor number .

Step-1: Prime Factorization of 89870

Prime factors of 89870 are 2, 5, 11, 19, 43. Prime factorization of 89870 in exponential form is:

89870 = 2¹ × 5¹ × 11¹ × 19¹ × 43¹

Step-2: Prime Factorization of 89885

Prime factors of 89885 are 5, 17977. Prime factorization of 89885 in exponential form is:

89885 = 5¹ × 17977¹

Step-3: Factors of 89870

List of positive integer factors of 89870 that divides 89870 without a remainder.

1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 190, 209, 215, 418, 430, 473, 817, 946, 1045, 1634, 2090, 2365, 4085, 4730, 8170, 8987, 17974, 44935

Step-4: Factors of 89885

List of positive integer factors of 89885 that divides 89870 without a remainder.

1, 5, 17977

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 89870 and 89885. The biggest common factor number is the GCF number.
So the greatest common factor 89870 and 89885 is 5.

Also check out the Least Common Multiple of 89870 and 89885