Greatest Common Factor of 40, 18, 478

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

• Greatest Common Factor of 40, 18, 478 by common division method
• Greatest Common Factor of 40, 18, 478 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 40

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

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

Factors of 18

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

1,2,3,6,9,18

Factors of 478

List of positive integer factors of 478 that divides 478 without a remainder.

1,2,239,478

Greatest Common Factor

We found the factors 40,18,478 . The biggest common factor number is the GCF number.
So the greatest common factor 40,18,478 is 2.

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

• GCF of 71, 86, 992
• GCF of 51, 18, 123
• GCF of 58, 77, 193
• GCF of 42, 26, 149
• GCF of 75, 77, 624

1. What is the GCF of 40, 18, 478?

Answer: GCF of 40, 18, 478 is 2.

2. How to Find the GCF of 40, 18, 478

Answer: Greatest Common Factor(GCF) of 40, 18, 478 = 2

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

Step 2: Then multiply all the prime factors GCF(40, 18, 478) = 2.