Greatest Common Factor of 405, 120, 816

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

• Greatest Common Factor of 405, 120, 816 by common division method
• Greatest Common Factor of 405, 120, 816 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 405

List of positive integer factors of 405 that divides 405 without a remainder.

1,3,5,9,15,27,45,81,135,405

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

Greatest Common Factor

We found the factors 405,120,816 . The biggest common factor number is the GCF number.
So the greatest common factor 405,120,816 is 3.

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

• GCF of 260, 760, 623
• GCF of 123, 533, 870
• GCF of 869, 788, 998
• GCF of 896, 416, 580
• GCF of 689, 803, 302

1. What is the GCF of 405, 120, 816?

Answer: GCF of 405, 120, 816 is 3.

2. How to Find the GCF of 405, 120, 816

Answer: Greatest Common Factor(GCF) of 405, 120, 816 = 3

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

Step 2: Then multiply all the prime factors GCF(405, 120, 816) = 3.