What is the Greatest Common Factor of 90985 and 91004?

Greatest common factor (GCF) of 90985 and 91004 is 1.

GCF(90985,91004) = 1

We will now calculate the prime factors of 90985 and 91004, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90985 and 91004.

How to find the GCF of 90985 and 91004?

We will first find the prime factorization of 90985 and 91004. After we will calculate the factors of 90985 and 91004 and find the biggest common factor number .

Step-1: Prime Factorization of 90985

Prime factors of 90985 are 5, 31, 587. Prime factorization of 90985 in exponential form is:

90985 = 5¹ × 31¹ × 587¹

Step-2: Prime Factorization of 91004

Prime factors of 91004 are 2, 22751. Prime factorization of 91004 in exponential form is:

91004 = 2² × 22751¹

Step-3: Factors of 90985

List of positive integer factors of 90985 that divides 90985 without a remainder.

1, 5, 31, 155, 587, 2935, 18197

Step-4: Factors of 91004

List of positive integer factors of 91004 that divides 90985 without a remainder.

1, 2, 4, 22751, 45502

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90985 and 91004. The biggest common factor number is the GCF number.
So the greatest common factor 90985 and 91004 is 1.

Also check out the Least Common Multiple of 90985 and 91004