prime number

noun

an integer that has no integral factors but itself and 1

• Hypernyms: ↑prime, ↑prime quantity

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noun

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

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Math.

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.

[1585-95]

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prime number noun

A number, other than one, divisible only by itself or unity

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Main Entry: ↑prime

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prime number UK US noun [countable] [singular prime number plural prime numbers] maths

a number that can only be divided exactly by itself and the number 1, for example 7

Thesaurus: numbers and types of number_hyponym

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prime number,

a whole number that cannot be divided without a remainder by any whole number except itself and 1; prime. 2, 3, 5, 7 are prime numbers; 4, 6, 9 are composite numbers.

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noun, pl ⋯ -bers [count]

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

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ˌprime ˈnumber [prime number] noun (mathematics)

a number that can be divided exactly only by itself and 1, for example 7, 17 and 41