Greatest Common Factor of 993, 328, 21

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

• Greatest Common Factor of 993, 328, 21 by common division method
• Greatest Common Factor of 993, 328, 21 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 993

List of positive integer factors of 993 that divides 993 without a remainder.

1,3,331,993

Factors of 328

List of positive integer factors of 328 that divides 328 without a remainder.

1,2,4,8,41,82,164,328

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 993,328,21 . The biggest common factor number is the GCF number.
So the greatest common factor 993,328,21 is 1.

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

• GCF of 528, 722, 98
• GCF of 794, 856, 42
• GCF of 230, 484, 63
• GCF of 694, 248, 91
• GCF of 424, 547, 49

1. What is the GCF of 993, 328, 21?

Answer: GCF of 993, 328, 21 is 1.

2. How to Find the GCF of 993, 328, 21

Answer: Greatest Common Factor(GCF) of 993, 328, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(993, 328, 21) = 1.