What is the Greatest Common Factor of 70287 and 70293?

Greatest common factor (GCF) of 70287 and 70293 is 3.

GCF(70287,70293) = 3

We will now calculate the prime factors of 70287 and 70293, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70287 and 70293.

How to find the GCF of 70287 and 70293?

We will first find the prime factorization of 70287 and 70293. After we will calculate the factors of 70287 and 70293 and find the biggest common factor number .

Step-1: Prime Factorization of 70287

Prime factors of 70287 are 3, 7, 3347. Prime factorization of 70287 in exponential form is:

70287 = 3¹ × 7¹ × 3347¹

Step-2: Prime Factorization of 70293

Prime factors of 70293 are 3, 23431. Prime factorization of 70293 in exponential form is:

70293 = 3¹ × 23431¹

Step-3: Factors of 70287

List of positive integer factors of 70287 that divides 70287 without a remainder.

1, 3, 7, 21, 3347, 10041, 23429

Step-4: Factors of 70293

List of positive integer factors of 70293 that divides 70287 without a remainder.

1, 3, 23431

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70287 and 70293. The biggest common factor number is the GCF number.
So the greatest common factor 70287 and 70293 is 3.

Also check out the Least Common Multiple of 70287 and 70293