What is the Greatest Common Factor of 79442 and 79458?

Greatest common factor (GCF) of 79442 and 79458 is 2.

GCF(79442,79458) = 2

We will now calculate the prime factors of 79442 and 79458, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79442 and 79458.

How to find the GCF of 79442 and 79458?

We will first find the prime factorization of 79442 and 79458. After we will calculate the factors of 79442 and 79458 and find the biggest common factor number .

Step-1: Prime Factorization of 79442

Prime factors of 79442 are 2, 11, 23, 157. Prime factorization of 79442 in exponential form is:

79442 = 2¹ × 11¹ × 23¹ × 157¹

Step-2: Prime Factorization of 79458

Prime factors of 79458 are 2, 3, 17, 19, 41. Prime factorization of 79458 in exponential form is:

79458 = 2¹ × 3¹ × 17¹ × 19¹ × 41¹

Step-3: Factors of 79442

List of positive integer factors of 79442 that divides 79442 without a remainder.

1, 2, 11, 22, 23, 46, 157, 253, 314, 506, 1727, 3454, 3611, 7222, 39721

Step-4: Factors of 79458

List of positive integer factors of 79458 that divides 79442 without a remainder.

1, 2, 3, 6, 17, 19, 34, 38, 41, 51, 57, 82, 102, 114, 123, 246, 323, 646, 697, 779, 969, 1394, 1558, 1938, 2091, 2337, 4182, 4674, 13243, 26486, 39729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79442 and 79458. The biggest common factor number is the GCF number.
So the greatest common factor 79442 and 79458 is 2.

Also check out the Least Common Multiple of 79442 and 79458