Greatest Common Factor of 42, 189, 180

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

• Greatest Common Factor of 42, 189, 180 by common division method
• Greatest Common Factor of 42, 189, 180 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

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 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Factors of 180

List of positive integer factors of 180 that divides 180 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,30,36,45,60,90,180

Greatest Common Factor

We found the factors 42,189,180 . The biggest common factor number is the GCF number.
So the greatest common factor 42,189,180 is 3.

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

• GCF of 96, 303, 326
• GCF of 72, 275, 972
• GCF of 14, 452, 837
• GCF of 51, 279, 546
• GCF of 58, 992, 235

1. What is the GCF of 42, 189, 180?

Answer: GCF of 42, 189, 180 is 3.

2. How to Find the GCF of 42, 189, 180

Answer: Greatest Common Factor(GCF) of 42, 189, 180 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 189, 180) = 3.