What is the Greatest Common Factor of 6280 and 6285?

Greatest common factor (GCF) of 6280 and 6285 is 5.

GCF(6280,6285) = 5

We will now calculate the prime factors of 6280 and 6285, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6280 and 6285.

How to find the GCF of 6280 and 6285?

We will first find the prime factorization of 6280 and 6285. After we will calculate the factors of 6280 and 6285 and find the biggest common factor number .

Step-1: Prime Factorization of 6280

Prime factors of 6280 are 2, 5, 157. Prime factorization of 6280 in exponential form is:

6280 = 2³ × 5¹ × 157¹

Step-2: Prime Factorization of 6285

Prime factors of 6285 are 3, 5, 419. Prime factorization of 6285 in exponential form is:

6285 = 3¹ × 5¹ × 419¹

Step-3: Factors of 6280

List of positive integer factors of 6280 that divides 6280 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140

Step-4: Factors of 6285

List of positive integer factors of 6285 that divides 6280 without a remainder.

1, 3, 5, 15, 419, 1257, 2095

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6280 and 6285. The biggest common factor number is the GCF number.
So the greatest common factor 6280 and 6285 is 5.

Also check out the Least Common Multiple of 6280 and 6285