Greatest Common Factor of 42, 160, 820

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

• Greatest Common Factor of 42, 160, 820 by common division method
• Greatest Common Factor of 42, 160, 820 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 160

List of positive integer factors of 160 that divides 160 without a remainder.

1,2,4,5,8,10,16,20,32,40,80,160

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 42,160,820 . The biggest common factor number is the GCF number.
So the greatest common factor 42,160,820 is 2.

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

• GCF of 62, 460, 301
• GCF of 19, 615, 299
• GCF of 40, 299, 762
• GCF of 64, 165, 885
• GCF of 21, 885, 454

1. What is the GCF of 42, 160, 820?

Answer: GCF of 42, 160, 820 is 2.

2. How to Find the GCF of 42, 160, 820

Answer: Greatest Common Factor(GCF) of 42, 160, 820 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 160, 820) = 2.