What is the Greatest Common Factor of 39205 and 39215?

Greatest common factor (GCF) of 39205 and 39215 is 5.

GCF(39205,39215) = 5

We will now calculate the prime factors of 39205 and 39215, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39205 and 39215.

How to find the GCF of 39205 and 39215?

We will first find the prime factorization of 39205 and 39215. After we will calculate the factors of 39205 and 39215 and find the biggest common factor number .

Step-1: Prime Factorization of 39205

Prime factors of 39205 are 5, 7841. Prime factorization of 39205 in exponential form is:

39205 = 5¹ × 7841¹

Step-2: Prime Factorization of 39215

Prime factors of 39215 are 5, 11, 23, 31. Prime factorization of 39215 in exponential form is:

39215 = 5¹ × 11¹ × 23¹ × 31¹

Step-3: Factors of 39205

List of positive integer factors of 39205 that divides 39205 without a remainder.

1, 5, 7841

Step-4: Factors of 39215

List of positive integer factors of 39215 that divides 39205 without a remainder.

1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 7843

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39205 and 39215. The biggest common factor number is the GCF number.
So the greatest common factor 39205 and 39215 is 5.

Also check out the Least Common Multiple of 39205 and 39215