Greatest Common Factor of 42, 120, 306

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

• Greatest Common Factor of 42, 120, 306 by common division method
• Greatest Common Factor of 42, 120, 306 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 x 3 = 6

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 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Factors of 306

List of positive integer factors of 306 that divides 306 without a remainder.

1,2,3,6,9,17,18,34,51,102,153,306

Greatest Common Factor

We found the factors 42,120,306 . The biggest common factor number is the GCF number.
So the greatest common factor 42,120,306 is 6.

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

• GCF of 72, 897, 633
• GCF of 45, 128, 528
• GCF of 50, 338, 652
• GCF of 27, 983, 777
• GCF of 58, 980, 340

1. What is the GCF of 42, 120, 306?

Answer: GCF of 42, 120, 306 is 6.

2. How to Find the GCF of 42, 120, 306

Answer: Greatest Common Factor(GCF) of 42, 120, 306 = 6

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

Step 2: Then multiply all the prime factors GCF(42, 120, 306) = 6.