But then, he says, it is absolutely necessary that the basis of numeration should be a prime number.
A number (other than 1) which is not a prime number is called a composite number.
A number (other than 1) which has no factor except itself is called a prime number, or, more briefly, a prime.
This is the prime number, every other number being simply so many units.
Suppose the hyperbolic logarithm of the prime number 43,867 required.
The difficulty lies wholly with those cases where n is a prime number.
|prime number |
A positive integer greater than 1 that can only be divided by itself and 1 without leaving a remainder. Examples of prime numbers are 7, 23, and 67. Compare composite number.
A number that cannot be divided evenly by any other number except itself and the number one; 1, 3, 5, 7, and 11 are prime numbers.