Greatest Common Factor of 420, 615, 618

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

• Greatest Common Factor of 420, 615, 618 by common division method
• Greatest Common Factor of 420, 615, 618 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 615

List of positive integer factors of 615 that divides 615 without a remainder.

1,3,5,15,41,123,205,615

Factors of 618

List of positive integer factors of 618 that divides 618 without a remainder.

1,2,3,6,103,206,309,618

Greatest Common Factor

We found the factors 420,615,618 . The biggest common factor number is the GCF number.
So the greatest common factor 420,615,618 is 3.

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

• GCF of 351, 367, 628
• GCF of 223, 105, 383
• GCF of 541, 981, 147
• GCF of 219, 300, 677
• GCF of 742, 638, 975

1. What is the GCF of 420, 615, 618?

Answer: GCF of 420, 615, 618 is 3.

2. How to Find the GCF of 420, 615, 618

Answer: Greatest Common Factor(GCF) of 420, 615, 618 = 3

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

Step 2: Then multiply all the prime factors GCF(420, 615, 618) = 3.