prime number calculator

enter the value and click "calculate", the calculation result will be displayed.

enter number:

calculation result:

is the given number prime? :
next highest (nearest) prime number:
next smallest (nearest) prime number:
what are prime numbers? prime numbers are sequences of numbers on the real number line that have only two positive and two negative factors. quite easily, if a number is divisible both by itself and by 1, then it is called a prime number.
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