What is the Greatest Common Factor of 67415 and 67421?

Greatest common factor (GCF) of 67415 and 67421 is 1.

GCF(67415,67421) = 1

We will now calculate the prime factors of 67415 and 67421, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67415 and 67421.

How to find the GCF of 67415 and 67421?

We will first find the prime factorization of 67415 and 67421. After we will calculate the factors of 67415 and 67421 and find the biggest common factor number .

Step-1: Prime Factorization of 67415

Prime factors of 67415 are 5, 97, 139. Prime factorization of 67415 in exponential form is:

67415 = 5¹ × 97¹ × 139¹

Step-2: Prime Factorization of 67421

Prime factors of 67421 are 67421. Prime factorization of 67421 in exponential form is:

67421 = 67421¹

Step-3: Factors of 67415

List of positive integer factors of 67415 that divides 67415 without a remainder.

1, 5, 97, 139, 485, 695, 13483

Step-4: Factors of 67421

List of positive integer factors of 67421 that divides 67415 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67415 and 67421. The biggest common factor number is the GCF number.
So the greatest common factor 67415 and 67421 is 1.

Also check out the Least Common Multiple of 67415 and 67421