What is the Greatest Common Factor of 47615 and 47620?

Greatest common factor (GCF) of 47615 and 47620 is 5.

GCF(47615,47620) = 5

We will now calculate the prime factors of 47615 and 47620, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47615 and 47620.

How to find the GCF of 47615 and 47620?

We will first find the prime factorization of 47615 and 47620. After we will calculate the factors of 47615 and 47620 and find the biggest common factor number .

Step-1: Prime Factorization of 47615

Prime factors of 47615 are 5, 89, 107. Prime factorization of 47615 in exponential form is:

47615 = 5¹ × 89¹ × 107¹

Step-2: Prime Factorization of 47620

Prime factors of 47620 are 2, 5, 2381. Prime factorization of 47620 in exponential form is:

47620 = 2² × 5¹ × 2381¹

Step-3: Factors of 47615

List of positive integer factors of 47615 that divides 47615 without a remainder.

1, 5, 89, 107, 445, 535, 9523

Step-4: Factors of 47620

List of positive integer factors of 47620 that divides 47615 without a remainder.

1, 2, 4, 5, 10, 20, 2381, 4762, 9524, 11905, 23810

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47615 and 47620. The biggest common factor number is the GCF number.
So the greatest common factor 47615 and 47620 is 5.

Also check out the Least Common Multiple of 47615 and 47620