What is the Greatest Common Factor of 90209 and 90228?

Greatest common factor (GCF) of 90209 and 90228 is 1.

GCF(90209,90228) = 1

We will now calculate the prime factors of 90209 and 90228, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90209 and 90228.

How to find the GCF of 90209 and 90228?

We will first find the prime factorization of 90209 and 90228. After we will calculate the factors of 90209 and 90228 and find the biggest common factor number .

Step-1: Prime Factorization of 90209

Prime factors of 90209 are 7, 263. Prime factorization of 90209 in exponential form is:

90209 = 7³ × 263¹

Step-2: Prime Factorization of 90228

Prime factors of 90228 are 2, 3, 73, 103. Prime factorization of 90228 in exponential form is:

90228 = 2² × 3¹ × 73¹ × 103¹

Step-3: Factors of 90209

List of positive integer factors of 90209 that divides 90209 without a remainder.

1, 7, 49, 263, 343, 1841, 12887

Step-4: Factors of 90228

List of positive integer factors of 90228 that divides 90209 without a remainder.

1, 2, 3, 4, 6, 12, 73, 103, 146, 206, 219, 292, 309, 412, 438, 618, 876, 1236, 7519, 15038, 22557, 30076, 45114

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90209 and 90228. The biggest common factor number is the GCF number.
So the greatest common factor 90209 and 90228 is 1.

Also check out the Least Common Multiple of 90209 and 90228