What is the Greatest Common Factor of 47203 and 47220?

Greatest common factor (GCF) of 47203 and 47220 is 1.

GCF(47203,47220) = 1

We will now calculate the prime factors of 47203 and 47220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47203 and 47220.

How to find the GCF of 47203 and 47220?

We will first find the prime factorization of 47203 and 47220. After we will calculate the factors of 47203 and 47220 and find the biggest common factor number .

Step-1: Prime Factorization of 47203

Prime factors of 47203 are 13, 3631. Prime factorization of 47203 in exponential form is:

47203 = 13¹ × 3631¹

Step-2: Prime Factorization of 47220

Prime factors of 47220 are 2, 3, 5, 787. Prime factorization of 47220 in exponential form is:

47220 = 2² × 3¹ × 5¹ × 787¹

Step-3: Factors of 47203

List of positive integer factors of 47203 that divides 47203 without a remainder.

1, 13, 3631

Step-4: Factors of 47220

List of positive integer factors of 47220 that divides 47203 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 787, 1574, 2361, 3148, 3935, 4722, 7870, 9444, 11805, 15740, 23610

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47203 and 47220. The biggest common factor number is the GCF number.
So the greatest common factor 47203 and 47220 is 1.

Also check out the Least Common Multiple of 47203 and 47220