What is the Greatest Common Factor of 90797 and 90811?

Greatest common factor (GCF) of 90797 and 90811 is 7.

GCF(90797,90811) = 7

We will now calculate the prime factors of 90797 and 90811, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90797 and 90811.

How to find the GCF of 90797 and 90811?

We will first find the prime factorization of 90797 and 90811. After we will calculate the factors of 90797 and 90811 and find the biggest common factor number .

Step-1: Prime Factorization of 90797

Prime factors of 90797 are 7, 17, 109. Prime factorization of 90797 in exponential form is:

90797 = 7² × 17¹ × 109¹

Step-2: Prime Factorization of 90811

Prime factors of 90811 are 7, 12973. Prime factorization of 90811 in exponential form is:

90811 = 7¹ × 12973¹

Step-3: Factors of 90797

List of positive integer factors of 90797 that divides 90797 without a remainder.

1, 7, 17, 49, 109, 119, 763, 833, 1853, 5341, 12971

Step-4: Factors of 90811

List of positive integer factors of 90811 that divides 90797 without a remainder.

1, 7, 12973

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90797 and 90811. The biggest common factor number is the GCF number.
So the greatest common factor 90797 and 90811 is 7.

Also check out the Least Common Multiple of 90797 and 90811