What is the Greatest Common Factor of 75402 and 75421?

Greatest common factor (GCF) of 75402 and 75421 is 1.

GCF(75402,75421) = 1

We will now calculate the prime factors of 75402 and 75421, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75402 and 75421.

How to find the GCF of 75402 and 75421?

We will first find the prime factorization of 75402 and 75421. After we will calculate the factors of 75402 and 75421 and find the biggest common factor number .

Step-1: Prime Factorization of 75402

Prime factors of 75402 are 2, 3, 59, 71. Prime factorization of 75402 in exponential form is:

75402 = 2¹ × 3² × 59¹ × 71¹

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 75402

List of positive integer factors of 75402 that divides 75402 without a remainder.

1, 2, 3, 6, 9, 18, 59, 71, 118, 142, 177, 213, 354, 426, 531, 639, 1062, 1278, 4189, 8378, 12567, 25134, 37701

Step-4: Factors of 75421

List of positive integer factors of 75421 that divides 75402 without a remainder.

1, 199, 379

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75402 and 75421. The biggest common factor number is the GCF number.
So the greatest common factor 75402 and 75421 is 1.

Also check out the Least Common Multiple of 75402 and 75421