Greatest Common Factor of 18, 31, 85, 869

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

• Greatest Common Factor of 18, 31, 85, 869 by common division method
• Greatest Common Factor of 18, 31, 85, 869 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 869

List of positive integer factors of 869 that divides 869 without a remainder.

1,11,79,869

Greatest Common Factor

We found the factors 18,31,85,869 . The biggest common factor number is the GCF number.
So the greatest common factor 18,31,85,869 is 1.

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

• GCF of 44, 39, 75, 670
• GCF of 99, 10, 73, 643
• GCF of 23, 32, 66, 864
• GCF of 49, 96, 16, 967
• GCF of 65, 34, 61, 568

1. What is the GCF of 18, 31, 85, 869?

Answer: GCF of 18, 31, 85, 869 is 1.

2. How to Find the GCF of 18, 31, 85, 869

Answer: Greatest Common Factor(GCF) of 18, 31, 85, 869 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 31, 85, 869) = 1.