What is the Greatest Common Factor of 91170 and 91190?

Greatest common factor (GCF) of 91170 and 91190 is 10.

GCF(91170,91190) = 10

We will now calculate the prime factors of 91170 and 91190, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91170 and 91190.

How to find the GCF of 91170 and 91190?

We will first find the prime factorization of 91170 and 91190. After we will calculate the factors of 91170 and 91190 and find the biggest common factor number .

Step-1: Prime Factorization of 91170

Prime factors of 91170 are 2, 3, 5, 1013. Prime factorization of 91170 in exponential form is:

91170 = 2¹ × 3² × 5¹ × 1013¹

Step-2: Prime Factorization of 91190

Prime factors of 91190 are 2, 5, 11, 829. Prime factorization of 91190 in exponential form is:

91190 = 2¹ × 5¹ × 11¹ × 829¹

Step-3: Factors of 91170

List of positive integer factors of 91170 that divides 91170 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1013, 2026, 3039, 5065, 6078, 9117, 10130, 15195, 18234, 30390, 45585

Step-4: Factors of 91190

List of positive integer factors of 91190 that divides 91170 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 829, 1658, 4145, 8290, 9119, 18238, 45595

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91170 and 91190. The biggest common factor number is the GCF number.
So the greatest common factor 91170 and 91190 is 10.

Also check out the Least Common Multiple of 91170 and 91190