Greatest Common Factor of 646, 118, 42

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

• Greatest Common Factor of 646, 118, 42 by common division method
• Greatest Common Factor of 646, 118, 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 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 118

List of positive integer factors of 118 that divides 118 without a remainder.

1,2,59,118

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 646,118,42 . The biggest common factor number is the GCF number.
So the greatest common factor 646,118,42 is 2.

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

• GCF of 217, 682, 86
• GCF of 929, 127, 13
• GCF of 239, 105, 17
• GCF of 622, 407, 61
• GCF of 678, 206, 58

1. What is the GCF of 646, 118, 42?

Answer: GCF of 646, 118, 42 is 2.

2. How to Find the GCF of 646, 118, 42

Answer: Greatest Common Factor(GCF) of 646, 118, 42 = 2

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

Step 2: Then multiply all the prime factors GCF(646, 118, 42) = 2.