Greatest Common Factor of 27, 81, 47, 809

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

• Greatest Common Factor of 27, 81, 47, 809 by common division method
• Greatest Common Factor of 27, 81, 47, 809 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 47

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

1,47

Factors of 809

List of positive integer factors of 809 that divides 809 without a remainder.

1,809

Greatest Common Factor

We found the factors 27,81,47,809 . The biggest common factor number is the GCF number.
So the greatest common factor 27,81,47,809 is 1.

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

• GCF of 30, 86, 93, 413
• GCF of 13, 90, 60, 165
• GCF of 44, 42, 52, 379
• GCF of 34, 92, 17, 992
• GCF of 71, 36, 35, 754

1. What is the GCF of 27, 81, 47, 809?

Answer: GCF of 27, 81, 47, 809 is 1.

2. How to Find the GCF of 27, 81, 47, 809

Answer: Greatest Common Factor(GCF) of 27, 81, 47, 809 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 81, 47, 809) = 1.