Greatest Common Factor of 56, 47, 23, 17

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 56, 47, 23, 17 by common division method
• Greatest Common Factor of 56, 47, 23, 17 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Greatest Common Factor

We found the factors 56,47,23,17 . The biggest common factor number is the GCF number.
So the greatest common factor 56,47,23,17 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 43, 21, 51, 51
• GCF of 21, 76, 68, 43
• GCF of 15, 79, 69, 40
• GCF of 36, 57, 89, 71
• GCF of 32, 97, 76, 22

1. What is the GCF of 56, 47, 23, 17?

Answer: GCF of 56, 47, 23, 17 is 1.

2. How to Find the GCF of 56, 47, 23, 17

Answer: Greatest Common Factor(GCF) of 56, 47, 23, 17 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(56, 47, 23, 17) = 1.