Greatest Common Factor of 81, 93, 138

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

• Greatest Common Factor of 81, 93, 138 by common division method
• Greatest Common Factor of 81, 93, 138 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 81

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

1,3,9,27,81

Factors of 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 81,93,138 . The biggest common factor number is the GCF number.
So the greatest common factor 81,93,138 is 3.

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

• GCF of 48, 69, 721
• GCF of 28, 15, 630
• GCF of 59, 10, 426
• GCF of 82, 31, 654
• GCF of 98, 63, 916

1. What is the GCF of 81, 93, 138?

Answer: GCF of 81, 93, 138 is 3.

2. How to Find the GCF of 81, 93, 138

Answer: Greatest Common Factor(GCF) of 81, 93, 138 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 93, 138) = 3.