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  1. 2 - Wikipedia

    The number 2 is the second natural number, after 1. Each natural number, including 2, is constructed by succession, that is, by adding 1 to the previous natural number.

  2. 2 (number) - New World Encyclopedia

    The glyph currently used in the Western world to represent the number 2 traces its roots back to the Brahmin Indians, who wrote 2 as two horizontal lines. (It is still written that way in modern …

  3. The Number 2 for kids - Learning to Count - Numbers from 1 to …

    The little ones will learn how to trace number 2, how to pronounce it and also how to count with a series of super fun examples. How many ...more. Comments are turned off. Learn more. …

  4. 2 Player Games - TwoPlayerGames.org

    Daily updated best two player games in different categories are published for you.

  5. 2 - Wiktionary, the free dictionary

    Nov 7, 2025 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari २ (2)), from a cursive form of two lines to represent the number two. See 2 § Evolution for more.

  6. Power of two - Wikipedia

    Visualization of powers of two from 1 to 1024 (2 0 to 2 10) as base-2 Dienes blocks A power of two is a number of the form 2n where n is an integer, that is, the result of exponentiation with …

  7. 2 (number) - Simple English Wikipedia, the free encyclopedia

    2 (Two; / ˈtuː / (listen)) is a number, numeral, and glyph. It is the number after 1 (one), followed by 3 (three), then 4 (four). In Roman numerals, it is II.

  8. Math Calculator

    Math Calculator from Mathway will evaluate various math problems from basic arithmetic to advanced trigonometric expressions.

  9. Superscript Two Symbol (²)

    The superscript two, ², is used in mathematics to denote the square of a number or variable. It also represents the second derivative in calculus when used as a notation for differentiation.

  10. 2 -- from Wolfram MathWorld

    The number two (2) is the second positive integer and the first prime number. It is even, and is the only even prime (the primes other than 2 are called the odd primes). The number 2 is also …