Greatest Common Factor of 816, 180, 111, 20

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

• Greatest Common Factor of 816, 180, 111, 20 by common division method
• Greatest Common Factor of 816, 180, 111, 20 with matching the biggest common factor

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

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

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

Factors of 111

List of positive integer factors of 111 that divides 111 without a remainder.

1,3,37,111

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 816,180,111,20 . The biggest common factor number is the GCF number.
So the greatest common factor 816,180,111,20 is 1.

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

• GCF of 235, 958, 916, 36
• GCF of 760, 936, 465, 80
• GCF of 238, 994, 385, 99
• GCF of 696, 172, 393, 79
• GCF of 343, 134, 553, 52

1. What is the GCF of 816, 180, 111, 20?

Answer: GCF of 816, 180, 111, 20 is 1.

2. How to Find the GCF of 816, 180, 111, 20

Answer: Greatest Common Factor(GCF) of 816, 180, 111, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(816, 180, 111, 20) = 1.