Greatest Common Factor of 820, 904, 42

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

• Greatest Common Factor of 820, 904, 42 by common division method
• Greatest Common Factor of 820, 904, 42 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 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

Factors of 904

List of positive integer factors of 904 that divides 904 without a remainder.

1,2,4,8,113,226,452,904

Factors of 42

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

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

Greatest Common Factor

We found the factors 820,904,42 . The biggest common factor number is the GCF number.
So the greatest common factor 820,904,42 is 2.

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

• GCF of 442, 664, 97
• GCF of 721, 897, 61
• GCF of 549, 115, 17
• GCF of 500, 935, 27
• GCF of 885, 590, 56

1. What is the GCF of 820, 904, 42?

Answer: GCF of 820, 904, 42 is 2.

2. How to Find the GCF of 820, 904, 42

Answer: Greatest Common Factor(GCF) of 820, 904, 42 = 2

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

Step 2: Then multiply all the prime factors GCF(820, 904, 42) = 2.