What is the Greatest Common Factor of 42042 and 42046?

Greatest common factor (GCF) of 42042 and 42046 is 2.

GCF(42042,42046) = 2

We will now calculate the prime factors of 42042 and 42046, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42042 and 42046.

How to find the GCF of 42042 and 42046?

We will first find the prime factorization of 42042 and 42046. After we will calculate the factors of 42042 and 42046 and find the biggest common factor number .

Step-1: Prime Factorization of 42042

Prime factors of 42042 are 2, 3, 7, 11, 13. Prime factorization of 42042 in exponential form is:

42042 = 2¹ × 3¹ × 7² × 11¹ × 13¹

Step-2: Prime Factorization of 42046

Prime factors of 42046 are 2, 21023. Prime factorization of 42046 in exponential form is:

42046 = 2¹ × 21023¹

Step-3: Factors of 42042

List of positive integer factors of 42042 that divides 42042 without a remainder.

1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 49, 66, 77, 78, 91, 98, 143, 147, 154, 182, 231, 273, 286, 294, 429, 462, 539, 546, 637, 858, 1001, 1078, 1274, 1617, 1911, 2002, 3003, 3234, 3822, 6006, 7007, 14014, 21021

Step-4: Factors of 42046

List of positive integer factors of 42046 that divides 42042 without a remainder.

1, 2, 21023

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42042 and 42046. The biggest common factor number is the GCF number.
So the greatest common factor 42042 and 42046 is 2.

Also check out the Least Common Multiple of 42042 and 42046