Greatest Common Factor of 30, 81, 144

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

• Greatest Common Factor of 30, 81, 144 by common division method
• Greatest Common Factor of 30, 81, 144 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 81

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

1,3,9,27,81

Factors of 144

List of positive integer factors of 144 that divides 144 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,36,48,72,144

Greatest Common Factor

We found the factors 30,81,144 . The biggest common factor number is the GCF number.
So the greatest common factor 30,81,144 is 3.

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

• GCF of 73, 67, 705
• GCF of 39, 92, 481
• GCF of 14, 68, 494
• GCF of 97, 43, 899
• GCF of 91, 91, 497

1. What is the GCF of 30, 81, 144?

Answer: GCF of 30, 81, 144 is 3.

2. How to Find the GCF of 30, 81, 144

Answer: Greatest Common Factor(GCF) of 30, 81, 144 = 3

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

Step 2: Then multiply all the prime factors GCF(30, 81, 144) = 3.