What is the Greatest Common Factor of 75408 and 75421?

Greatest common factor (GCF) of 75408 and 75421 is 1.

GCF(75408,75421) = 1

We will now calculate the prime factors of 75408 and 75421, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75408 and 75421.

How to find the GCF of 75408 and 75421?

We will first find the prime factorization of 75408 and 75421. After we will calculate the factors of 75408 and 75421 and find the biggest common factor number .

Step-1: Prime Factorization of 75408

Prime factors of 75408 are 2, 3, 1571. Prime factorization of 75408 in exponential form is:

75408 = 2⁴ × 3¹ × 1571¹

Step-2: Prime Factorization of 75421

Prime factors of 75421 are 199, 379. Prime factorization of 75421 in exponential form is:

75421 = 199¹ × 379¹

Step-3: Factors of 75408

List of positive integer factors of 75408 that divides 75408 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1571, 3142, 4713, 6284, 9426, 12568, 18852, 25136, 37704

Step-4: Factors of 75421

List of positive integer factors of 75421 that divides 75408 without a remainder.

1, 199, 379

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75408 and 75421. The biggest common factor number is the GCF number.
So the greatest common factor 75408 and 75421 is 1.

Also check out the Least Common Multiple of 75408 and 75421