Greatest Common Factor of 399, 81, 17

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

• Greatest Common Factor of 399, 81, 17 by common division method
• Greatest Common Factor of 399, 81, 17 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 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Greatest Common Factor

We found the factors 399,81,17 . The biggest common factor number is the GCF number.
So the greatest common factor 399,81,17 is 1.

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

• GCF of 354, 70, 26
• GCF of 214, 51, 52
• GCF of 840, 72, 31
• GCF of 327, 98, 25
• GCF of 280, 46, 17

1. What is the GCF of 399, 81, 17?

Answer: GCF of 399, 81, 17 is 1.

2. How to Find the GCF of 399, 81, 17

Answer: Greatest Common Factor(GCF) of 399, 81, 17 = 1

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

Step 2: Then multiply all the prime factors GCF(399, 81, 17) = 1.