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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaNumber theory

First prime number

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A prime number is a positive integer greater than one with exactly two positive divisors. Source: Prime number ↗

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More from Primes & Factors

A few more worth knowing.

  1. 02Prime after 3RECALL
    5

    Has exactly two positive factors

    Open this card ↗
  2. 03Prime after 7RECALL
    11

    9 is composite

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  3. 04Prime after 13RECALL
    17

    15 is composite

    Open this card ↗