What is the Greatest Common Factor of 47842 and 47858?

Greatest common factor (GCF) of 47842 and 47858 is 2.

GCF(47842,47858) = 2

We will now calculate the prime factors of 47842 and 47858, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47842 and 47858.

How to find the GCF of 47842 and 47858?

We will first find the prime factorization of 47842 and 47858. After we will calculate the factors of 47842 and 47858 and find the biggest common factor number .

Step-1: Prime Factorization of 47842

Prime factors of 47842 are 2, 19, 1259. Prime factorization of 47842 in exponential form is:

47842 = 2¹ × 19¹ × 1259¹

Step-2: Prime Factorization of 47858

Prime factors of 47858 are 2, 23929. Prime factorization of 47858 in exponential form is:

47858 = 2¹ × 23929¹

Step-3: Factors of 47842

List of positive integer factors of 47842 that divides 47842 without a remainder.

1, 2, 19, 38, 1259, 2518, 23921

Step-4: Factors of 47858

List of positive integer factors of 47858 that divides 47842 without a remainder.

1, 2, 23929

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47842 and 47858. The biggest common factor number is the GCF number.
So the greatest common factor 47842 and 47858 is 2.

Also check out the Least Common Multiple of 47842 and 47858