prime number

noun, Mathematics
1.
a positive integer that is not divisible without remainder by any integer except itself and 1, with 1 often excluded:
The integers 2, 3, 5, and 7 are prime numbers.
Also called prime.
Origin
1585-95
Examples from the web for prime number
  • It is no coincidence that the span of each brood's cycle is a prime number of years.
  • Especially because his age was no longer a prime number.
British Dictionary definitions for prime number

prime number

noun
1.
an integer that cannot be factorized into other integers but is only divisible by itself or 1, such as 2, 3, 5, 7, and 11 Sometimes shortened to prime Compare composite number
prime number in Science
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.
prime number in Culture

prime number definition


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.