What is the Greatest Common Factor of 23820 and 23835?

Greatest common factor (GCF) of 23820 and 23835 is 15.

GCF(23820,23835) = 15

We will now calculate the prime factors of 23820 and 23835, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23820 and 23835.

How to find the GCF of 23820 and 23835?

We will first find the prime factorization of 23820 and 23835. After we will calculate the factors of 23820 and 23835 and find the biggest common factor number .

Step-1: Prime Factorization of 23820

Prime factors of 23820 are 2, 3, 5, 397. Prime factorization of 23820 in exponential form is:

23820 = 2² × 3¹ × 5¹ × 397¹

Step-2: Prime Factorization of 23835

Prime factors of 23835 are 3, 5, 7, 227. Prime factorization of 23835 in exponential form is:

23835 = 3¹ × 5¹ × 7¹ × 227¹

Step-3: Factors of 23820

List of positive integer factors of 23820 that divides 23820 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3970, 4764, 5955, 7940, 11910

Step-4: Factors of 23835

List of positive integer factors of 23835 that divides 23820 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 227, 681, 1135, 1589, 3405, 4767, 7945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23820 and 23835. The biggest common factor number is the GCF number.
So the greatest common factor 23820 and 23835 is 15.

Also check out the Least Common Multiple of 23820 and 23835