What is the Greatest Common Factor of 38270 and 38285?

Greatest common factor (GCF) of 38270 and 38285 is 5.

GCF(38270,38285) = 5

We will now calculate the prime factors of 38270 and 38285, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38270 and 38285.

How to find the GCF of 38270 and 38285?

We will first find the prime factorization of 38270 and 38285. After we will calculate the factors of 38270 and 38285 and find the biggest common factor number .

Step-1: Prime Factorization of 38270

Prime factors of 38270 are 2, 5, 43, 89. Prime factorization of 38270 in exponential form is:

38270 = 2¹ × 5¹ × 43¹ × 89¹

Step-2: Prime Factorization of 38285

Prime factors of 38285 are 5, 13, 19, 31. Prime factorization of 38285 in exponential form is:

38285 = 5¹ × 13¹ × 19¹ × 31¹

Step-3: Factors of 38270

List of positive integer factors of 38270 that divides 38270 without a remainder.

1, 2, 5, 10, 43, 86, 89, 178, 215, 430, 445, 890, 3827, 7654, 19135

Step-4: Factors of 38285

List of positive integer factors of 38285 that divides 38270 without a remainder.

1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 2015, 2945, 7657

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38270 and 38285. The biggest common factor number is the GCF number.
So the greatest common factor 38270 and 38285 is 5.

Also check out the Least Common Multiple of 38270 and 38285