What is the Greatest Common Factor of 3820 and 3830?

Greatest common factor (GCF) of 3820 and 3830 is 10.

GCF(3820,3830) = 10

We will now calculate the prime factors of 3820 and 3830, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3820 and 3830.

How to find the GCF of 3820 and 3830?

We will first find the prime factorization of 3820 and 3830. After we will calculate the factors of 3820 and 3830 and find the biggest common factor number .

Step-1: Prime Factorization of 3820

Prime factors of 3820 are 2, 5, 191. Prime factorization of 3820 in exponential form is:

3820 = 2² × 5¹ × 191¹

Step-2: Prime Factorization of 3830

Prime factors of 3830 are 2, 5, 383. Prime factorization of 3830 in exponential form is:

3830 = 2¹ × 5¹ × 383¹

Step-3: Factors of 3820

List of positive integer factors of 3820 that divides 3820 without a remainder.

1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910

Step-4: Factors of 3830

List of positive integer factors of 3830 that divides 3820 without a remainder.

1, 2, 5, 10, 383, 766, 1915

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3820 and 3830. The biggest common factor number is the GCF number.
So the greatest common factor 3820 and 3830 is 10.

Also check out the Least Common Multiple of 3820 and 3830