What is the Greatest Common Factor of 15191 and 15202?

Greatest common factor (GCF) of 15191 and 15202 is 11.

GCF(15191,15202) = 11

We will now calculate the prime factors of 15191 and 15202, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15191 and 15202.

How to find the GCF of 15191 and 15202?

We will first find the prime factorization of 15191 and 15202. After we will calculate the factors of 15191 and 15202 and find the biggest common factor number .

Step-1: Prime Factorization of 15191

Prime factors of 15191 are 11, 1381. Prime factorization of 15191 in exponential form is:

15191 = 11¹ × 1381¹

Step-2: Prime Factorization of 15202

Prime factors of 15202 are 2, 11, 691. Prime factorization of 15202 in exponential form is:

15202 = 2¹ × 11¹ × 691¹

Step-3: Factors of 15191

List of positive integer factors of 15191 that divides 15191 without a remainder.

1, 11, 1381

Step-4: Factors of 15202

List of positive integer factors of 15202 that divides 15191 without a remainder.

1, 2, 11, 22, 691, 1382, 7601

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15191 and 15202. The biggest common factor number is the GCF number.
So the greatest common factor 15191 and 15202 is 11.

Also check out the Least Common Multiple of 15191 and 15202