Is 843 a prime number?

Is 843 a prime or composite number?

Answer: Number 843 is not a Prime
843 - is not a Prime Number because it has 4 factors: 1, 3, 281, 843
Number should have exactly two factors to be classified as a Prime number
For 843 to be a prime number it must have only two divisors - 1 and itself (843)

See Also

About "Is number a Prime" Calculator

This calculator will help you find out if a given number is Prime. For example, it can help you find out is 843 a prime or composite number? (The answer is: No). Enter number (e.g. '843') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

Prime numbers list

NumberIs Prime
828No
Yes
830No
No
832No
No
834No
No
836No
837No
838No
839Yes
840No
No
842No
No
844No
845No
846No
No
848No
849No
850No
851No
852No
Yes
854No
855No
856No
857Yes

FAQ

Is 843 a prime or composite number?

Number 843 is not a Prime

How many factors are in a number 843?

4