What is the Greatest Common Factor of 42168 and 42177?

Greatest common factor (GCF) of 42168 and 42177 is 3.

GCF(42168,42177) = 3

We will now calculate the prime factors of 42168 and 42177, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42168 and 42177.

How to find the GCF of 42168 and 42177?

We will first find the prime factorization of 42168 and 42177. After we will calculate the factors of 42168 and 42177 and find the biggest common factor number .

Step-1: Prime Factorization of 42168

Prime factors of 42168 are 2, 3, 7, 251. Prime factorization of 42168 in exponential form is:

42168 = 2³ × 3¹ × 7¹ × 251¹

Step-2: Prime Factorization of 42177

Prime factors of 42177 are 3, 17, 827. Prime factorization of 42177 in exponential form is:

42177 = 3¹ × 17¹ × 827¹

Step-3: Factors of 42168

List of positive integer factors of 42168 that divides 42168 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 251, 502, 753, 1004, 1506, 1757, 2008, 3012, 3514, 5271, 6024, 7028, 10542, 14056, 21084

Step-4: Factors of 42177

List of positive integer factors of 42177 that divides 42168 without a remainder.

1, 3, 17, 51, 827, 2481, 14059

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42168 and 42177. The biggest common factor number is the GCF number.
So the greatest common factor 42168 and 42177 is 3.

Also check out the Least Common Multiple of 42168 and 42177