What is the Greatest Common Factor of 10142 and 10156?

Greatest common factor (GCF) of 10142 and 10156 is 2.

GCF(10142,10156) = 2

We will now calculate the prime factors of 10142 and 10156, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10142 and 10156.

How to find the GCF of 10142 and 10156?

We will first find the prime factorization of 10142 and 10156. After we will calculate the factors of 10142 and 10156 and find the biggest common factor number .

Step-1: Prime Factorization of 10142

Prime factors of 10142 are 2, 11, 461. Prime factorization of 10142 in exponential form is:

10142 = 2¹ × 11¹ × 461¹

Step-2: Prime Factorization of 10156

Prime factors of 10156 are 2, 2539. Prime factorization of 10156 in exponential form is:

10156 = 2² × 2539¹

Step-3: Factors of 10142

List of positive integer factors of 10142 that divides 10142 without a remainder.

1, 2, 11, 22, 461, 922, 5071

Step-4: Factors of 10156

List of positive integer factors of 10156 that divides 10142 without a remainder.

1, 2, 4, 2539, 5078

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10142 and 10156. The biggest common factor number is the GCF number.
So the greatest common factor 10142 and 10156 is 2.

Also check out the Least Common Multiple of 10142 and 10156