prime number

noun

Definition of prime number

  1. :  any integer other than 0 or ± 1 that is not divisible without remainder by any other integers except ± 1 and ± the integer itself

First Known Use of prime number

1570


PRIME NUMBER Defined for English Language Learners

prime number

noun

Definition of prime number for English Language Learners

  • mathematics : a number (such as 2, 3, or 5) that can only be exactly divided by itself and by 1


PRIME NUMBER Defined for Kids

prime number

noun

Definition of prime number for Students

  1. :  a number (as 2, 3, or 5) that results in a whole number from division only when it is divided by itself or by 1


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