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prime number
noun
: any integer other than 0 or ± 1 that is not divisible without remainder by any other integers except ± 1 and ± the integer itself
Examples of prime number in a Sentence
Recent Examples on the Web
Prime Target brings in One Day actor Leo Woodall as a postgrad math genius who discovers he’s being followed by the National Security Agency for his work studying prime numbers.
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Savannah Salazar, Vulture, 25 Jan. 2025
But are there other n’s for which the result is a prime number?
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Manon Bischoff, Scientific American, 17 Jan. 2025
Groups that have no normal subgroups are called simple groups and cannot be broken down any further, just as prime numbers can’t be factored.
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Leila Sloman, WIRED, 6 Oct. 2024
Everyone is obsessed with those dang prime numbers.
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Jackson McHenry, Vulture, 22 Jan. 2025
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Word History
Etymology
translation of Late Latin prīmus numerus, translation of Greek prôtos arithmós
First Known Use
1570, in the meaning defined above
Dictionary Entries Near prime number
Cite this Entry
“Prime number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prime%20number. Accessed 22 Feb. 2025.
Kids Definition
prime number
noun
: a whole number other than 0 or ±1 that is not divisible without a remainder by any other whole numbers except ±1 and ± itself
More from Merriam-Webster on prime number
Britannica.com: Encyclopedia article about prime number
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