What is the Greatest Common Factor of 47056 and 47070?

Greatest common factor (GCF) of 47056 and 47070 is 2.

GCF(47056,47070) = 2

We will now calculate the prime factors of 47056 and 47070, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47056 and 47070.

How to find the GCF of 47056 and 47070?

We will first find the prime factorization of 47056 and 47070. After we will calculate the factors of 47056 and 47070 and find the biggest common factor number .

Step-1: Prime Factorization of 47056

Prime factors of 47056 are 2, 17, 173. Prime factorization of 47056 in exponential form is:

47056 = 2⁴ × 17¹ × 173¹

Step-2: Prime Factorization of 47070

Prime factors of 47070 are 2, 3, 5, 523. Prime factorization of 47070 in exponential form is:

47070 = 2¹ × 3² × 5¹ × 523¹

Step-3: Factors of 47056

List of positive integer factors of 47056 that divides 47056 without a remainder.

1, 2, 4, 8, 16, 17, 34, 68, 136, 173, 272, 346, 692, 1384, 2768, 2941, 5882, 11764, 23528

Step-4: Factors of 47070

List of positive integer factors of 47070 that divides 47056 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 523, 1046, 1569, 2615, 3138, 4707, 5230, 7845, 9414, 15690, 23535

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47056 and 47070. The biggest common factor number is the GCF number.
So the greatest common factor 47056 and 47070 is 2.

Also check out the Least Common Multiple of 47056 and 47070