Greatest Common Factor of 992, 816, 21

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

• Greatest Common Factor of 992, 816, 21 by common division method
• Greatest Common Factor of 992, 816, 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 992

List of positive integer factors of 992 that divides 992 without a remainder.

1,2,4,8,16,31,32,62,124,248,496,992

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

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 992,816,21 . The biggest common factor number is the GCF number.
So the greatest common factor 992,816,21 is 1.

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

• GCF of 619, 758, 18
• GCF of 480, 270, 24
• GCF of 153, 798, 46
• GCF of 145, 585, 22
• GCF of 186, 393, 38

1. What is the GCF of 992, 816, 21?

Answer: GCF of 992, 816, 21 is 1.

2. How to Find the GCF of 992, 816, 21

Answer: Greatest Common Factor(GCF) of 992, 816, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(992, 816, 21) = 1.