Greatest Common Factor of 30, 18, 915

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

• Greatest Common Factor of 30, 18, 915 by common division method
• Greatest Common Factor of 30, 18, 915 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

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 18

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

1,2,3,6,9,18

Factors of 915

List of positive integer factors of 915 that divides 915 without a remainder.

1,3,5,15,61,183,305,915

Greatest Common Factor

We found the factors 30,18,915 . The biggest common factor number is the GCF number.
So the greatest common factor 30,18,915 is 3.

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

• GCF of 19, 81, 404
• GCF of 90, 98, 241
• GCF of 19, 90, 868
• GCF of 58, 42, 195
• GCF of 24, 85, 436

1. What is the GCF of 30, 18, 915?

Answer: GCF of 30, 18, 915 is 3.

2. How to Find the GCF of 30, 18, 915

Answer: Greatest Common Factor(GCF) of 30, 18, 915 = 3

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

Step 2: Then multiply all the prime factors GCF(30, 18, 915) = 3.