Greatest Common Factor of 27, 21, 88, 173

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

• Greatest Common Factor of 27, 21, 88, 173 by common division method
• Greatest Common Factor of 27, 21, 88, 173 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 21

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

1,3,7,21

Factors of 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Factors of 173

List of positive integer factors of 173 that divides 173 without a remainder.

1,173

Greatest Common Factor

We found the factors 27,21,88,173 . The biggest common factor number is the GCF number.
So the greatest common factor 27,21,88,173 is 1.

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

• GCF of 89, 92, 32, 343
• GCF of 23, 69, 43, 932
• GCF of 80, 80, 61, 497
• GCF of 91, 69, 76, 735
• GCF of 73, 56, 19, 267

1. What is the GCF of 27, 21, 88, 173?

Answer: GCF of 27, 21, 88, 173 is 1.

2. How to Find the GCF of 27, 21, 88, 173

Answer: Greatest Common Factor(GCF) of 27, 21, 88, 173 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 21, 88, 173) = 1.