What is the Greatest Common Factor of 70137 and 70143?

Greatest common factor (GCF) of 70137 and 70143 is 3.

GCF(70137,70143) = 3

We will now calculate the prime factors of 70137 and 70143, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70137 and 70143.

How to find the GCF of 70137 and 70143?

We will first find the prime factorization of 70137 and 70143. After we will calculate the factors of 70137 and 70143 and find the biggest common factor number .

Step-1: Prime Factorization of 70137

Prime factors of 70137 are 3, 7793. Prime factorization of 70137 in exponential form is:

70137 = 3² × 7793¹

Step-2: 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-3: Factors of 70137

List of positive integer factors of 70137 that divides 70137 without a remainder.

1, 3, 9, 7793, 23379

Step-4: Factors of 70143

List of positive integer factors of 70143 that divides 70137 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70137 and 70143. The biggest common factor number is the GCF number.
So the greatest common factor 70137 and 70143 is 3.

Also check out the Least Common Multiple of 70137 and 70143