What is the Greatest Common Factor of 42820 and 42832?

Greatest common factor (GCF) of 42820 and 42832 is 4.

GCF(42820,42832) = 4

We will now calculate the prime factors of 42820 and 42832, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42820 and 42832.

How to find the GCF of 42820 and 42832?

We will first find the prime factorization of 42820 and 42832. After we will calculate the factors of 42820 and 42832 and find the biggest common factor number .

Step-1: Prime Factorization of 42820

Prime factors of 42820 are 2, 5, 2141. Prime factorization of 42820 in exponential form is:

42820 = 2² × 5¹ × 2141¹

Step-2: Prime Factorization of 42832

Prime factors of 42832 are 2, 2677. Prime factorization of 42832 in exponential form is:

42832 = 2⁴ × 2677¹

Step-3: Factors of 42820

List of positive integer factors of 42820 that divides 42820 without a remainder.

1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410

Step-4: Factors of 42832

List of positive integer factors of 42832 that divides 42820 without a remainder.

1, 2, 4, 8, 16, 2677, 5354, 10708, 21416

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42820 and 42832. The biggest common factor number is the GCF number.
So the greatest common factor 42820 and 42832 is 4.

Also check out the Least Common Multiple of 42820 and 42832