What is the Greatest Common Factor of 70243 and 70263?

Greatest common factor (GCF) of 70243 and 70263 is 1.

GCF(70243,70263) = 1

We will now calculate the prime factors of 70243 and 70263, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70243 and 70263.

How to find the GCF of 70243 and 70263?

We will first find the prime factorization of 70243 and 70263. After we will calculate the factors of 70243 and 70263 and find the biggest common factor number .

Step-1: Prime Factorization of 70243

Prime factors of 70243 are 19, 3697. Prime factorization of 70243 in exponential form is:

70243 = 19¹ × 3697¹

Step-2: Prime Factorization of 70263

Prime factors of 70263 are 3, 37, 211. Prime factorization of 70263 in exponential form is:

70263 = 3² × 37¹ × 211¹

Step-3: Factors of 70243

List of positive integer factors of 70243 that divides 70243 without a remainder.

1, 19, 3697

Step-4: Factors of 70263

List of positive integer factors of 70263 that divides 70243 without a remainder.

1, 3, 9, 37, 111, 211, 333, 633, 1899, 7807, 23421

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70243 and 70263. The biggest common factor number is the GCF number.
So the greatest common factor 70243 and 70263 is 1.

Also check out the Least Common Multiple of 70243 and 70263