Greatest Common Factor of 15, 66, 255

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

• Greatest Common Factor of 15, 66, 255 by common division method
• Greatest Common Factor of 15, 66, 255 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 255

List of positive integer factors of 255 that divides 255 without a remainder.

1,3,5,15,17,51,85,255

Greatest Common Factor

We found the factors 15,66,255 . The biggest common factor number is the GCF number.
So the greatest common factor 15,66,255 is 3.

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

• GCF of 28, 76, 305
• GCF of 28, 83, 392
• GCF of 57, 89, 863
• GCF of 78, 44, 885
• GCF of 53, 31, 774

1. What is the GCF of 15, 66, 255?

Answer: GCF of 15, 66, 255 is 3.

2. How to Find the GCF of 15, 66, 255

Answer: Greatest Common Factor(GCF) of 15, 66, 255 = 3

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

Step 2: Then multiply all the prime factors GCF(15, 66, 255) = 3.