About 84,000,000 results
Open links in new tab
  1. Number - Wikipedia

    The number system that results depends on what base is used for the digits: any base is possible, but a prime number base provides the best mathematical properties.

  2. Number | Definition, Types, & Facts | Britannica

    Number, any of the positive or negative integers or any of the set of all real or complex numbers, the latter containing all numbers of the form a + bi, where a and b are real numbers and i …

  3. NUMBER Definition & Meaning - Merriam-Webster

    The meaning of NUMBER is a sum of units : total. How to use number in a sentence. Amount vs. Number: Usage Guide

  4. Number - definition of number by The Free Dictionary

    1. To call off numbers; count: numbering to ten. 2. To have as a total; amount to a number: The applicants numbered in the thousands.

  5. Numbers, Numerals and Digits - Math is Fun

    A number is a count or measurement that is really an idea in our minds. We write or talk about numbers using numerals such as 4 or four.

  6. NUMBER | English meaning - Cambridge Dictionary

    NUMBER definition: 1. (a sign or symbol representing) a unit that forms part of the system of counting and…. Learn more.

  7. Number - Math.net

    A number can be thought of as a concept or an idea that indicates how many or how much. There are many different classifications or categories of numbers, such as integers, negative …

  8. Numbers - Definition, Types of Numbers | What are Numbers?

    A number is a basic component of mathematics. Numbers are an integral part of our everyday lives. Learn what are numbers, the different types of numbers, and all the concepts related to …

  9. Number - Encyclopedia of Mathematics

    Jun 6, 2020 · The problem of the foundations of the concept of a number, and more broadly, the foundations of mathematics, were clearly set out in the 19th century. This problem became a …

  10. NUMBER definition and meaning | Collins English Dictionary

    A number is a word such as 'two', ' nine ', or ' twelve ', or a symbol such as 1, 3, or 47. You use numbers to say how many things you are referring to or where something comes in a series.