What is the Greatest Common Factor of 71423 and 71442?

Greatest common factor (GCF) of 71423 and 71442 is 1.

GCF(71423,71442) = 1

We will now calculate the prime factors of 71423 and 71442, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71423 and 71442.

How to find the GCF of 71423 and 71442?

We will first find the prime factorization of 71423 and 71442. After we will calculate the factors of 71423 and 71442 and find the biggest common factor number .

Step-1: Prime Factorization of 71423

Prime factors of 71423 are 11, 43, 151. Prime factorization of 71423 in exponential form is:

71423 = 11¹ × 43¹ × 151¹

Step-2: Prime Factorization of 71442

Prime factors of 71442 are 2, 3, 7. Prime factorization of 71442 in exponential form is:

71442 = 2¹ × 3⁶ × 7²

Step-3: Factors of 71423

List of positive integer factors of 71423 that divides 71423 without a remainder.

1, 11, 43, 151, 473, 1661, 6493

Step-4: Factors of 71442

List of positive integer factors of 71442 that divides 71423 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 729, 882, 1134, 1323, 1458, 1701, 2646, 3402, 3969, 5103, 7938, 10206, 11907, 23814, 35721

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71423 and 71442. The biggest common factor number is the GCF number.
So the greatest common factor 71423 and 71442 is 1.

Also check out the Least Common Multiple of 71423 and 71442