What is the Greatest Common Factor of 90959 and 90970?

Greatest common factor (GCF) of 90959 and 90970 is 11.

GCF(90959,90970) = 11

We will now calculate the prime factors of 90959 and 90970, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90959 and 90970.

How to find the GCF of 90959 and 90970?

We will first find the prime factorization of 90959 and 90970. After we will calculate the factors of 90959 and 90970 and find the biggest common factor number .

Step-1: Prime Factorization of 90959

Prime factors of 90959 are 11, 8269. Prime factorization of 90959 in exponential form is:

90959 = 11¹ × 8269¹

Step-2: Prime Factorization of 90970

Prime factors of 90970 are 2, 5, 11, 827. Prime factorization of 90970 in exponential form is:

90970 = 2¹ × 5¹ × 11¹ × 827¹

Step-3: Factors of 90959

List of positive integer factors of 90959 that divides 90959 without a remainder.

1, 11, 8269

Step-4: Factors of 90970

List of positive integer factors of 90970 that divides 90959 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 827, 1654, 4135, 8270, 9097, 18194, 45485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90959 and 90970. The biggest common factor number is the GCF number.
So the greatest common factor 90959 and 90970 is 11.

Also check out the Least Common Multiple of 90959 and 90970