Is 279 a prime number?

Is 279 a prime or composite number?

Answer: Number 279 is not a Prime
279 - is not a Prime Number because it has 6 factors: 1, 3, 9, 31, 93, 279
Number should have exactly two factors to be classified as a Prime number
For 279 to be a prime number it must have only two divisors - 1 and itself (279)

See Also

Prime numbers list

NumberIs Prime
264No
265No
266No
No
268No
Yes
No
Yes
272No
No
274No
No
276No
Yes
278No
No
280No
Yes
282No
Yes
284No
285No
286No
No
288No
No
290No
No
292No
Yes

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 279 a prime or composite number? (The answer is: No). Enter number (e.g. '279') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

FAQ

Is 279 a prime or composite number?

Number 279 is not a Prime

How many factors are in a number 279?

6