What is the Greatest Common Factor of 30261 and 30280?

Greatest common factor (GCF) of 30261 and 30280 is 1.

GCF(30261,30280) = 1

We will now calculate the prime factors of 30261 and 30280, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30261 and 30280.

How to find the GCF of 30261 and 30280?

We will first find the prime factorization of 30261 and 30280. After we will calculate the factors of 30261 and 30280 and find the biggest common factor number .

Step-1: Prime Factorization of 30261

Prime factors of 30261 are 3, 7, 11, 131. Prime factorization of 30261 in exponential form is:

30261 = 3¹ × 7¹ × 11¹ × 131¹

Step-2: Prime Factorization of 30280

Prime factors of 30280 are 2, 5, 757. Prime factorization of 30280 in exponential form is:

30280 = 2³ × 5¹ × 757¹

Step-3: Factors of 30261

List of positive integer factors of 30261 that divides 30261 without a remainder.

1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1441, 2751, 4323, 10087

Step-4: Factors of 30280

List of positive integer factors of 30280 that divides 30261 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 757, 1514, 3028, 3785, 6056, 7570, 15140

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30261 and 30280. The biggest common factor number is the GCF number.
So the greatest common factor 30261 and 30280 is 1.

Also check out the Least Common Multiple of 30261 and 30280