Is 387 a prime number?

Is 387 a prime or composite number?

Answer: Number 387 is not a Prime
387 - is not a Prime Number because it has 6 factors: 1, 3, 9, 43, 129, 387
Number should have exactly two factors to be classified as a Prime number
For 387 to be a prime number it must have only two divisors - 1 and itself (387)

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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 387 a prime or composite number? (The answer is: No). Enter number (e.g. '387') 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
372No
Yes
374No
375No
376No
No
378No
Yes
380No
No
382No
Yes
384No
385No
386No
No
388No
Yes
390No
No
392No
393No
394No
395No
396No
Yes
398No
No
400No
Yes

FAQ

Is 387 a prime or composite number?

Number 387 is not a Prime

How many factors are in a number 387?

6