Greatest Common Factor of 42, 84, 34, 64, 520

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

• Greatest Common Factor of 42, 84, 34, 64, 520 by common division method
• Greatest Common Factor of 42, 84, 34, 64, 520 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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 520

List of positive integer factors of 520 that divides 520 without a remainder.

1,2,4,5,8,10,13,20,26,40,52,65,104,130,260,520

Greatest Common Factor

We found the factors 42,84,34,64,520 . The biggest common factor number is the GCF number.
So the greatest common factor 42,84,34,64,520 is 2.

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

• GCF of 94, 29, 49, 37, 979
• GCF of 57, 11, 47, 86, 674
• GCF of 68, 64, 58, 65, 769
• GCF of 17, 35, 27, 15, 456
• GCF of 58, 49, 36, 90, 534

1. What is the GCF of 42, 84, 34, 64, 520?

Answer: GCF of 42, 84, 34, 64, 520 is 2.

2. How to Find the GCF of 42, 84, 34, 64, 520

Answer: Greatest Common Factor(GCF) of 42, 84, 34, 64, 520 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 84, 34, 64, 520) = 2.