What is the Greatest Common Factor of 30270 and 30278?

Greatest common factor (GCF) of 30270 and 30278 is 2.

GCF(30270,30278) = 2

We will now calculate the prime factors of 30270 and 30278, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30270 and 30278.

How to find the GCF of 30270 and 30278?

We will first find the prime factorization of 30270 and 30278. After we will calculate the factors of 30270 and 30278 and find the biggest common factor number .

Step-1: Prime Factorization of 30270

Prime factors of 30270 are 2, 3, 5, 1009. Prime factorization of 30270 in exponential form is:

30270 = 2¹ × 3¹ × 5¹ × 1009¹

Step-2: Prime Factorization of 30278

Prime factors of 30278 are 2, 15139. Prime factorization of 30278 in exponential form is:

30278 = 2¹ × 15139¹

Step-3: Factors of 30270

List of positive integer factors of 30270 that divides 30270 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1009, 2018, 3027, 5045, 6054, 10090, 15135

Step-4: Factors of 30278

List of positive integer factors of 30278 that divides 30270 without a remainder.

1, 2, 15139

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30270 and 30278. The biggest common factor number is the GCF number.
So the greatest common factor 30270 and 30278 is 2.

Also check out the Least Common Multiple of 30270 and 30278