Greatest Common Factor of 399, 846, 18

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

• Greatest Common Factor of 399, 846, 18 by common division method
• Greatest Common Factor of 399, 846, 18 with matching the biggest common factor

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

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 846

List of positive integer factors of 846 that divides 846 without a remainder.

1,2,3,6,9,18,47,94,141,282,423,846

Factors of 18

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

1,2,3,6,9,18

Greatest Common Factor

We found the factors 399,846,18 . The biggest common factor number is the GCF number.
So the greatest common factor 399,846,18 is 3.

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

• GCF of 803, 959, 21
• GCF of 280, 709, 79
• GCF of 287, 619, 41
• GCF of 228, 304, 88
• GCF of 466, 450, 72

1. What is the GCF of 399, 846, 18?

Answer: GCF of 399, 846, 18 is 3.

2. How to Find the GCF of 399, 846, 18

Answer: Greatest Common Factor(GCF) of 399, 846, 18 = 3

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

Step 2: Then multiply all the prime factors GCF(399, 846, 18) = 3.