Greatest Common Factor of 420, 162, 75

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

• Greatest Common Factor of 420, 162, 75 by common division method
• Greatest Common Factor of 420, 162, 75 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 162

List of positive integer factors of 162 that divides 162 without a remainder.

1,2,3,6,9,18,27,54,81,162

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Greatest Common Factor

We found the factors 420,162,75 . The biggest common factor number is the GCF number.
So the greatest common factor 420,162,75 is 3.

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

• GCF of 901, 609, 82
• GCF of 136, 549, 49
• GCF of 514, 548, 67
• GCF of 144, 136, 86
• GCF of 378, 846, 76

1. What is the GCF of 420, 162, 75?

Answer: GCF of 420, 162, 75 is 3.

2. How to Find the GCF of 420, 162, 75

Answer: Greatest Common Factor(GCF) of 420, 162, 75 = 3

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

Step 2: Then multiply all the prime factors GCF(420, 162, 75) = 3.