What is the Greatest Common Factor of 56405 and 56409?

Greatest common factor (GCF) of 56405 and 56409 is 1.

GCF(56405,56409) = 1

We will now calculate the prime factors of 56405 and 56409, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56405 and 56409.

How to find the GCF of 56405 and 56409?

We will first find the prime factorization of 56405 and 56409. After we will calculate the factors of 56405 and 56409 and find the biggest common factor number .

Step-1: Prime Factorization of 56405

Prime factors of 56405 are 5, 29, 389. Prime factorization of 56405 in exponential form is:

56405 = 5¹ × 29¹ × 389¹

Step-2: Prime Factorization of 56409

Prime factors of 56409 are 3, 18803. Prime factorization of 56409 in exponential form is:

56409 = 3¹ × 18803¹

Step-3: Factors of 56405

List of positive integer factors of 56405 that divides 56405 without a remainder.

1, 5, 29, 145, 389, 1945, 11281

Step-4: Factors of 56409

List of positive integer factors of 56409 that divides 56405 without a remainder.

1, 3, 18803

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56405 and 56409. The biggest common factor number is the GCF number.
So the greatest common factor 56405 and 56409 is 1.

Also check out the Least Common Multiple of 56405 and 56409