What is the Greatest Common Factor of 47390 and 47398?

Greatest common factor (GCF) of 47390 and 47398 is 2.

GCF(47390,47398) = 2

We will now calculate the prime factors of 47390 and 47398, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47390 and 47398.

How to find the GCF of 47390 and 47398?

We will first find the prime factorization of 47390 and 47398. After we will calculate the factors of 47390 and 47398 and find the biggest common factor number .

Step-1: Prime Factorization of 47390

Prime factors of 47390 are 2, 5, 7, 677. Prime factorization of 47390 in exponential form is:

47390 = 2¹ × 5¹ × 7¹ × 677¹

Step-2: Prime Factorization of 47398

Prime factors of 47398 are 2, 13, 1823. Prime factorization of 47398 in exponential form is:

47398 = 2¹ × 13¹ × 1823¹

Step-3: Factors of 47390

List of positive integer factors of 47390 that divides 47390 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 677, 1354, 3385, 4739, 6770, 9478, 23695

Step-4: Factors of 47398

List of positive integer factors of 47398 that divides 47390 without a remainder.

1, 2, 13, 26, 1823, 3646, 23699

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47390 and 47398. The biggest common factor number is the GCF number.
So the greatest common factor 47390 and 47398 is 2.

Also check out the Least Common Multiple of 47390 and 47398