Meaning of the word "prime number" in English

What does "prime number" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

prime number

US /praɪm ˈnʌm.bɚ/
UK /praɪm ˈnʌm.bə/
"prime number" picture

Noun

a whole number greater than 1 that cannot be exactly divided by any whole number other than itself and 1

Example:
The number 7 is a prime number because it is only divisible by 1 and 7.
Mathematicians are still searching for the largest known prime number.