What is the Greatest Common Factor of 91357 and 91372?

Greatest common factor (GCF) of 91357 and 91372 is 1.

GCF(91357,91372) = 1

We will now calculate the prime factors of 91357 and 91372, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91357 and 91372.

How to find the GCF of 91357 and 91372?

We will first find the prime factorization of 91357 and 91372. After we will calculate the factors of 91357 and 91372 and find the biggest common factor number .

Step-1: Prime Factorization of 91357

Prime factors of 91357 are 7, 31, 421. Prime factorization of 91357 in exponential form is:

91357 = 7¹ × 31¹ × 421¹

Step-2: Prime Factorization of 91372

Prime factors of 91372 are 2, 53, 431. Prime factorization of 91372 in exponential form is:

91372 = 2² × 53¹ × 431¹

Step-3: Factors of 91357

List of positive integer factors of 91357 that divides 91357 without a remainder.

1, 7, 31, 217, 421, 2947, 13051

Step-4: Factors of 91372

List of positive integer factors of 91372 that divides 91357 without a remainder.

1, 2, 4, 53, 106, 212, 431, 862, 1724, 22843, 45686

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91357 and 91372. The biggest common factor number is the GCF number.
So the greatest common factor 91357 and 91372 is 1.

Also check out the Least Common Multiple of 91357 and 91372