Greatest Common Factor of 18, 30, 48, 86

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

• Greatest Common Factor of 18, 30, 48, 86 by common division method
• Greatest Common Factor of 18, 30, 48, 86 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 18

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

1,2,3,6,9,18

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Greatest Common Factor

We found the factors 18,30,48,86 . The biggest common factor number is the GCF number.
So the greatest common factor 18,30,48,86 is 2.

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

• GCF of 19, 83, 75, 87
• GCF of 60, 85, 54, 48
• GCF of 87, 74, 33, 27
• GCF of 23, 34, 39, 94
• GCF of 82, 34, 12, 30

1. What is the GCF of 18, 30, 48, 86?

Answer: GCF of 18, 30, 48, 86 is 2.

2. How to Find the GCF of 18, 30, 48, 86

Answer: Greatest Common Factor(GCF) of 18, 30, 48, 86 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 30, 48, 86) = 2.