Is 331 a prime number?

Is 331 a prime or composite number?

Answer: Number 331 is a Prime
331 - is a Prime Number because it has only 2 factors: 1 and 331 (itself)
Number should have exactly two factors to be classified as a Prime number
Since number 331 has exactly 2 factors - it is a Prime number

See Also

Prime numbers list

NumberIs Prime
316No
Yes
318No
No
320No
No
322No
No
No
No
326No
No
No
No
330No
Yes
332No
No
334No
No
336No
Yes
338No
No
340No
No
No
No
No
No

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 331 a prime or composite number? (The answer is: Yes). Enter number (e.g. '331') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

FAQ

Is 331 a prime or composite number?

Number 331 is a Prime

How many factors are in a number 331?

2