Greatest Common Factor of 21, 33, 915

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

• Greatest Common Factor of 21, 33, 915 by common division method
• Greatest Common Factor of 21, 33, 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

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 21,33,915 . The biggest common factor number is the GCF number.
So the greatest common factor 21,33,915 is 3.

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

• GCF of 10, 59, 365
• GCF of 46, 50, 202
• GCF of 65, 74, 196
• GCF of 13, 98, 927
• GCF of 18, 82, 327

1. What is the GCF of 21, 33, 915?

Answer: GCF of 21, 33, 915 is 3.

2. How to Find the GCF of 21, 33, 915

Answer: Greatest Common Factor(GCF) of 21, 33, 915 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 33, 915) = 3.