Greatest Common Factor of 56, 47, 55, 40

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

• Greatest Common Factor of 56, 47, 55, 40 by common division method
• Greatest Common Factor of 56, 47, 55, 40 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 56,47,55,40 . The biggest common factor number is the GCF number.
So the greatest common factor 56,47,55,40 is 1.

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

• GCF of 62, 24, 10, 81
• GCF of 10, 49, 38, 13
• GCF of 60, 24, 21, 49
• GCF of 33, 22, 79, 84
• GCF of 83, 42, 94, 17

1. What is the GCF of 56, 47, 55, 40?

Answer: GCF of 56, 47, 55, 40 is 1.

2. How to Find the GCF of 56, 47, 55, 40

Answer: Greatest Common Factor(GCF) of 56, 47, 55, 40 = 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, 55, 40) = 1.