Greatest Common Factor of 393, 858, 921

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

• Greatest Common Factor of 393, 858, 921 by common division method
• Greatest Common Factor of 393, 858, 921 with matching the biggest common factor

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

Factors of 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Factors of 858

List of positive integer factors of 858 that divides 858 without a remainder.

1,2,3,6,11,13,22,26,33,39,66,78,143,286,429,858

Factors of 921

List of positive integer factors of 921 that divides 921 without a remainder.

1,3,307,921

Greatest Common Factor

We found the factors 393,858,921 . The biggest common factor number is the GCF number.
So the greatest common factor 393,858,921 is 3.

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

• GCF of 273, 260, 742
• GCF of 150, 670, 897
• GCF of 272, 129, 287
• GCF of 543, 318, 124
• GCF of 907, 779, 129

1. What is the GCF of 393, 858, 921?

Answer: GCF of 393, 858, 921 is 3.

2. How to Find the GCF of 393, 858, 921

Answer: Greatest Common Factor(GCF) of 393, 858, 921 = 3

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

Step 2: Then multiply all the prime factors GCF(393, 858, 921) = 3.