Greatest Common Factor of 27, 10, 11, 21, 56

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

• Greatest Common Factor of 27, 10, 11, 21, 56 by common division method
• Greatest Common Factor of 27, 10, 11, 21, 56 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 56

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

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

Greatest Common Factor

We found the factors 27,10,11,21,56 . The biggest common factor number is the GCF number.
So the greatest common factor 27,10,11,21,56 is 1.

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

• GCF of 58, 35, 38, 96, 17
• GCF of 48, 92, 56, 59, 88
• GCF of 52, 20, 59, 93, 17
• GCF of 26, 70, 43, 86, 29
• GCF of 56, 64, 14, 63, 53

1. What is the GCF of 27, 10, 11, 21, 56?

Answer: GCF of 27, 10, 11, 21, 56 is 1.

2. How to Find the GCF of 27, 10, 11, 21, 56

Answer: Greatest Common Factor(GCF) of 27, 10, 11, 21, 56 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 10, 11, 21, 56) = 1.