What is the Greatest Common Factor of 68370 and 68381?

Greatest common factor (GCF) of 68370 and 68381 is 1.

GCF(68370,68381) = 1

We will now calculate the prime factors of 68370 and 68381, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68370 and 68381.

How to find the GCF of 68370 and 68381?

We will first find the prime factorization of 68370 and 68381. After we will calculate the factors of 68370 and 68381 and find the biggest common factor number .

Step-1: Prime Factorization of 68370

Prime factors of 68370 are 2, 3, 5, 43, 53. Prime factorization of 68370 in exponential form is:

68370 = 2¹ × 3¹ × 5¹ × 43¹ × 53¹

Step-2: Prime Factorization of 68381

Prime factors of 68381 are 19, 59, 61. Prime factorization of 68381 in exponential form is:

68381 = 19¹ × 59¹ × 61¹

Step-3: Factors of 68370

List of positive integer factors of 68370 that divides 68370 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 43, 53, 86, 106, 129, 159, 215, 258, 265, 318, 430, 530, 645, 795, 1290, 1590, 2279, 4558, 6837, 11395, 13674, 22790, 34185

Step-4: Factors of 68381

List of positive integer factors of 68381 that divides 68370 without a remainder.

1, 19, 59, 61, 1121, 1159, 3599

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68370 and 68381. The biggest common factor number is the GCF number.
So the greatest common factor 68370 and 68381 is 1.

Also check out the Least Common Multiple of 68370 and 68381