Greatest Common Factor of 18, 40, 404

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

• Greatest Common Factor of 18, 40, 404 by common division method
• Greatest Common Factor of 18, 40, 404 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 404

List of positive integer factors of 404 that divides 404 without a remainder.

1,2,4,101,202,404

Greatest Common Factor

We found the factors 18,40,404 . The biggest common factor number is the GCF number.
So the greatest common factor 18,40,404 is 2.

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

• GCF of 71, 98, 315
• GCF of 94, 64, 137
• GCF of 64, 27, 465
• GCF of 43, 29, 869
• GCF of 87, 50, 248

1. What is the GCF of 18, 40, 404?

Answer: GCF of 18, 40, 404 is 2.

2. How to Find the GCF of 18, 40, 404

Answer: Greatest Common Factor(GCF) of 18, 40, 404 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 40, 404) = 2.