Greatest Common Factor of 27, 63, 87, 81

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

• Greatest Common Factor of 27, 63, 87, 81 by common division method
• Greatest Common Factor of 27, 63, 87, 81 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 27

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

1,3,9,27

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 81

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

1,3,9,27,81

Greatest Common Factor

We found the factors 27,63,87,81 . The biggest common factor number is the GCF number.
So the greatest common factor 27,63,87,81 is 3.

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

• GCF of 32, 72, 33, 96
• GCF of 46, 80, 23, 21
• GCF of 62, 61, 91, 15
• GCF of 13, 18, 23, 22
• GCF of 61, 36, 95, 98

1. What is the GCF of 27, 63, 87, 81?

Answer: GCF of 27, 63, 87, 81 is 3.

2. How to Find the GCF of 27, 63, 87, 81

Answer: Greatest Common Factor(GCF) of 27, 63, 87, 81 = 3

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

Step 2: Then multiply all the prime factors GCF(27, 63, 87, 81) = 3.