What is the Greatest Common Factor of 27390 and 27409?

Greatest common factor (GCF) of 27390 and 27409 is 1.

GCF(27390,27409) = 1

We will now calculate the prime factors of 27390 and 27409, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27390 and 27409.

How to find the GCF of 27390 and 27409?

We will first find the prime factorization of 27390 and 27409. After we will calculate the factors of 27390 and 27409 and find the biggest common factor number .

Step-1: Prime Factorization of 27390

Prime factors of 27390 are 2, 3, 5, 11, 83. Prime factorization of 27390 in exponential form is:

27390 = 2¹ × 3¹ × 5¹ × 11¹ × 83¹

Step-2: Prime Factorization of 27409

Prime factors of 27409 are 27409. Prime factorization of 27409 in exponential form is:

27409 = 27409¹

Step-3: Factors of 27390

List of positive integer factors of 27390 that divides 27390 without a remainder.

1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 83, 110, 165, 166, 249, 330, 415, 498, 830, 913, 1245, 1826, 2490, 2739, 4565, 5478, 9130, 13695

Step-4: Factors of 27409

List of positive integer factors of 27409 that divides 27390 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27390 and 27409. The biggest common factor number is the GCF number.
So the greatest common factor 27390 and 27409 is 1.

Also check out the Least Common Multiple of 27390 and 27409