What is the Greatest Common Factor of 90020 and 90027?

Greatest common factor (GCF) of 90020 and 90027 is 7.

GCF(90020,90027) = 7

We will now calculate the prime factors of 90020 and 90027, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90020 and 90027.

How to find the GCF of 90020 and 90027?

We will first find the prime factorization of 90020 and 90027. After we will calculate the factors of 90020 and 90027 and find the biggest common factor number .

Step-1: Prime Factorization of 90020

Prime factors of 90020 are 2, 5, 7, 643. Prime factorization of 90020 in exponential form is:

90020 = 2² × 5¹ × 7¹ × 643¹

Step-2: Prime Factorization of 90027

Prime factors of 90027 are 3, 7, 1429. Prime factorization of 90027 in exponential form is:

90027 = 3² × 7¹ × 1429¹

Step-3: Factors of 90020

List of positive integer factors of 90020 that divides 90020 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2572, 3215, 4501, 6430, 9002, 12860, 18004, 22505, 45010

Step-4: Factors of 90027

List of positive integer factors of 90027 that divides 90020 without a remainder.

1, 3, 7, 9, 21, 63, 1429, 4287, 10003, 12861, 30009

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90020 and 90027. The biggest common factor number is the GCF number.
So the greatest common factor 90020 and 90027 is 7.

Also check out the Least Common Multiple of 90020 and 90027