What is the Greatest Common Factor of 45885 and 45891?

Greatest common factor (GCF) of 45885 and 45891 is 3.

GCF(45885,45891) = 3

We will now calculate the prime factors of 45885 and 45891, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45885 and 45891.

How to find the GCF of 45885 and 45891?

We will first find the prime factorization of 45885 and 45891. After we will calculate the factors of 45885 and 45891 and find the biggest common factor number .

Step-1: Prime Factorization of 45885

Prime factors of 45885 are 3, 5, 7, 19, 23. Prime factorization of 45885 in exponential form is:

45885 = 3¹ × 5¹ × 7¹ × 19¹ × 23¹

Step-2: Prime Factorization of 45891

Prime factors of 45891 are 3, 5099. Prime factorization of 45891 in exponential form is:

45891 = 3² × 5099¹

Step-3: Factors of 45885

List of positive integer factors of 45885 that divides 45885 without a remainder.

1, 3, 5, 7, 15, 19, 21, 23, 35, 57, 69, 95, 105, 115, 133, 161, 285, 345, 399, 437, 483, 665, 805, 1311, 1995, 2185, 2415, 3059, 6555, 9177, 15295

Step-4: Factors of 45891

List of positive integer factors of 45891 that divides 45885 without a remainder.

1, 3, 9, 5099, 15297

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45885 and 45891. The biggest common factor number is the GCF number.
So the greatest common factor 45885 and 45891 is 3.

Also check out the Least Common Multiple of 45885 and 45891