What is the Greatest Common Factor of 90890 and 90898?

Greatest common factor (GCF) of 90890 and 90898 is 2.

GCF(90890,90898) = 2

We will now calculate the prime factors of 90890 and 90898, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90890 and 90898.

How to find the GCF of 90890 and 90898?

We will first find the prime factorization of 90890 and 90898. After we will calculate the factors of 90890 and 90898 and find the biggest common factor number .

Step-1: Prime Factorization of 90890

Prime factors of 90890 are 2, 5, 61, 149. Prime factorization of 90890 in exponential form is:

90890 = 2¹ × 5¹ × 61¹ × 149¹

Step-2: Prime Factorization of 90898

Prime factors of 90898 are 2, 47, 967. Prime factorization of 90898 in exponential form is:

90898 = 2¹ × 47¹ × 967¹

Step-3: Factors of 90890

List of positive integer factors of 90890 that divides 90890 without a remainder.

1, 2, 5, 10, 61, 122, 149, 298, 305, 610, 745, 1490, 9089, 18178, 45445

Step-4: Factors of 90898

List of positive integer factors of 90898 that divides 90890 without a remainder.

1, 2, 47, 94, 967, 1934, 45449

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90890 and 90898. The biggest common factor number is the GCF number.
So the greatest common factor 90890 and 90898 is 2.

Also check out the Least Common Multiple of 90890 and 90898