-
- To save this word, you'll need to log in.
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
In theory, such complicated and lengthy prime numbers may have their use in cryptographic algorithms for enhanced cybersecurity.
—Andrew Paul, Popular Science, 24 Oct. 2024
For example, the prime number three is two squared, minus one.
—Margherita Bassi, Smithsonian Magazine, 23 Oct. 2024
The topics of fashion, art, design, film, color, prime numbers, and photography supercharge her.
—Virginia Heffernan, WIRED, 17 Oct. 2024
One calculation that a quantum computer can solve instantly is factoring the product of two prime numbers.
—Anand Oswal, Forbes, 16 Oct. 2024
See all Example Sentences for prime number
These examples are automatically compiled from online sources to
illustrate current usage. Opinions expressed in the examples do not represent those of
Merriam-Webster or its editors.
Send us feedback
about these examples.
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 13 Nov. 2024.
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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share