Greatest Common Factor of 57, 54, 81, 12

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

• Greatest Common Factor of 57, 54, 81, 12 by common division method
• Greatest Common Factor of 57, 54, 81, 12 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 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 81

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

1,3,9,27,81

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Greatest Common Factor

We found the factors 57,54,81,12 . The biggest common factor number is the GCF number.
So the greatest common factor 57,54,81,12 is 3.

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

• GCF of 23, 66, 28, 67
• GCF of 84, 91, 37, 85
• GCF of 30, 25, 31, 10
• GCF of 19, 71, 72, 87
• GCF of 75, 43, 42, 96

1. What is the GCF of 57, 54, 81, 12?

Answer: GCF of 57, 54, 81, 12 is 3.

2. How to Find the GCF of 57, 54, 81, 12

Answer: Greatest Common Factor(GCF) of 57, 54, 81, 12 = 3

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

Step 2: Then multiply all the prime factors GCF(57, 54, 81, 12) = 3.