Greatest Common Factor of 28, 20, 504

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

• Greatest Common Factor of 28, 20, 504 by common division method
• Greatest Common Factor of 28, 20, 504 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 28

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

1,2,4,7,14,28

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 504

List of positive integer factors of 504 that divides 504 without a remainder.

1,2,3,4,6,7,8,9,12,14,18,21,24,28,36,42,56,63,72,84,126,168,252,504

Greatest Common Factor

We found the factors 28,20,504 . The biggest common factor number is the GCF number.
So the greatest common factor 28,20,504 is 4.

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

• GCF of 90, 34, 349
• GCF of 79, 25, 445
• GCF of 33, 34, 740
• GCF of 82, 51, 222
• GCF of 41, 36, 261

1. What is the GCF of 28, 20, 504?

Answer: GCF of 28, 20, 504 is 4.

2. How to Find the GCF of 28, 20, 504

Answer: Greatest Common Factor(GCF) of 28, 20, 504 = 4

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

Step 2: Then multiply all the prime factors GCF(28, 20, 504) = 4.