Prime & Composite Number Calculator
Enter a number above to check if it’s prime or composite
Definitions of Number Type
Prime Number:
A Prime number is greater than 1 that has exactly two factors first one is 1 and second one is itself.
Examples: 2, 3, 5, 7, 11, 13
Composite Number :
A Composite number is greater than 1 that have more than two factors.
Examples: 4, 6, 8, 9, 10, 12
Note :
1 is neither prime number and not a composite number. also 0 and negative numbers are not considered.
How it’s works :
This Prime and composite number calculator checks all possible factors of a number to determine if it prime number or composite number. also Prime numbers are the building blocks of all natural numbers.