What is the Greatest Common Factor of 70143 and 70157?

Greatest common factor (GCF) of 70143 and 70157 is 1.

GCF(70143,70157) = 1

We will now calculate the prime factors of 70143 and 70157, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70143 and 70157.

How to find the GCF of 70143 and 70157?

We will first find the prime factorization of 70143 and 70157. After we will calculate the factors of 70143 and 70157 and find the biggest common factor number .

Step-1: Prime Factorization of 70143

Prime factors of 70143 are 3, 103, 227. Prime factorization of 70143 in exponential form is:

70143 = 3¹ × 103¹ × 227¹

Step-2: Prime Factorization of 70157

Prime factors of 70157 are 70157. Prime factorization of 70157 in exponential form is:

70157 = 70157¹

Step-3: Factors of 70143

List of positive integer factors of 70143 that divides 70143 without a remainder.

1, 3, 103, 227, 309, 681, 23381

Step-4: Factors of 70157

List of positive integer factors of 70157 that divides 70143 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70143 and 70157. The biggest common factor number is the GCF number.
So the greatest common factor 70143 and 70157 is 1.

Also check out the Least Common Multiple of 70143 and 70157