Greatest Common Factor of 420, 604, 28

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

• Greatest Common Factor of 420, 604, 28 by common division method
• Greatest Common Factor of 420, 604, 28 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 2 = 4

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 604

List of positive integer factors of 604 that divides 604 without a remainder.

1,2,4,151,302,604

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 420,604,28 . The biggest common factor number is the GCF number.
So the greatest common factor 420,604,28 is 4.

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

• GCF of 687, 783, 94
• GCF of 547, 460, 88
• GCF of 542, 732, 93
• GCF of 526, 363, 32
• GCF of 862, 681, 66

1. What is the GCF of 420, 604, 28?

Answer: GCF of 420, 604, 28 is 4.

2. How to Find the GCF of 420, 604, 28

Answer: Greatest Common Factor(GCF) of 420, 604, 28 = 4

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

Step 2: Then multiply all the prime factors GCF(420, 604, 28) = 4.