What is the Greatest Common Factor of 15207 and 15222?

Greatest common factor (GCF) of 15207 and 15222 is 3.

GCF(15207,15222) = 3

We will now calculate the prime factors of 15207 and 15222, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15207 and 15222.

How to find the GCF of 15207 and 15222?

We will first find the prime factorization of 15207 and 15222. After we will calculate the factors of 15207 and 15222 and find the biggest common factor number .

Step-1: Prime Factorization of 15207

Prime factors of 15207 are 3, 37, 137. Prime factorization of 15207 in exponential form is:

15207 = 3¹ × 37¹ × 137¹

Step-2: Prime Factorization of 15222

Prime factors of 15222 are 2, 3, 43, 59. Prime factorization of 15222 in exponential form is:

15222 = 2¹ × 3¹ × 43¹ × 59¹

Step-3: Factors of 15207

List of positive integer factors of 15207 that divides 15207 without a remainder.

1, 3, 37, 111, 137, 411, 5069

Step-4: Factors of 15222

List of positive integer factors of 15222 that divides 15207 without a remainder.

1, 2, 3, 6, 43, 59, 86, 118, 129, 177, 258, 354, 2537, 5074, 7611

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15207 and 15222. The biggest common factor number is the GCF number.
So the greatest common factor 15207 and 15222 is 3.

Also check out the Least Common Multiple of 15207 and 15222