Greatest Common Factor of 28, 55, 16, 900

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

• Greatest Common Factor of 28, 55, 16, 900 by common division method
• Greatest Common Factor of 28, 55, 16, 900 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 28

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

1,2,4,7,14,28

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 900

List of positive integer factors of 900 that divides 900 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,25,30,36,45,50,60,75,90,100,150,180,225,300,450,900

Greatest Common Factor

We found the factors 28,55,16,900 . The biggest common factor number is the GCF number.
So the greatest common factor 28,55,16,900 is 1.

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

• GCF of 31, 52, 16, 812
• GCF of 87, 23, 32, 242
• GCF of 21, 97, 41, 318
• GCF of 37, 63, 28, 300
• GCF of 20, 63, 52, 139

1. What is the GCF of 28, 55, 16, 900?

Answer: GCF of 28, 55, 16, 900 is 1.

2. How to Find the GCF of 28, 55, 16, 900

Answer: Greatest Common Factor(GCF) of 28, 55, 16, 900 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 55, 16, 900) = 1.