What is the Greatest Common Factor of 47290 and 47306?

Greatest common factor (GCF) of 47290 and 47306 is 2.

GCF(47290,47306) = 2

We will now calculate the prime factors of 47290 and 47306, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47290 and 47306.

How to find the GCF of 47290 and 47306?

We will first find the prime factorization of 47290 and 47306. After we will calculate the factors of 47290 and 47306 and find the biggest common factor number .

Step-1: Prime Factorization of 47290

Prime factors of 47290 are 2, 5, 4729. Prime factorization of 47290 in exponential form is:

47290 = 2¹ × 5¹ × 4729¹

Step-2: Prime Factorization of 47306

Prime factors of 47306 are 2, 7, 31, 109. Prime factorization of 47306 in exponential form is:

47306 = 2¹ × 7¹ × 31¹ × 109¹

Step-3: Factors of 47290

List of positive integer factors of 47290 that divides 47290 without a remainder.

1, 2, 5, 10, 4729, 9458, 23645

Step-4: Factors of 47306

List of positive integer factors of 47306 that divides 47290 without a remainder.

1, 2, 7, 14, 31, 62, 109, 217, 218, 434, 763, 1526, 3379, 6758, 23653

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47290 and 47306. The biggest common factor number is the GCF number.
So the greatest common factor 47290 and 47306 is 2.

Also check out the Least Common Multiple of 47290 and 47306