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  2. 11 (number) - Wikipedia

    en.wikipedia.org/wiki/11_(number)

    11 is a prime number, and a super-prime. 11 forms a twin prime with 13, [6] and sexy pair with 5 and 17. The first prime exponent that does not yield a Mersenne prime is 11. 11 is a Gaussian prime. [7] [8] 11 is an Eisenstein prime [9] [10] 11 is part of a pair of Brown numbers. Only three such pairs of numbers are known.

  3. English numerals - Wikipedia

    en.wikipedia.org/wiki/English_numerals

    "Umpty" is not in common usage. It can appear in the form "umpty-one" (paralleling the usage in such numbers as "twenty-one"), as in "There are umpty-one ways to do it wrong." "Umpty-ump" is also heard, though "ump" is never used by itself. The word "zillion" may be used as an adjective, modifying a noun.

  4. Numero sign - Wikipedia

    en.wikipedia.org/wiki/Numero_sign

    The Oxford English Dictionary derives the numero sign from Latin numero, the ablative form of numerus ("number", with the ablative denotations of "by the number, with the number"). In Romance languages, the numero sign is understood as an abbreviation of the word for "number", e.g. Italian numero, French numéro, and Portuguese and Spanish ...

  5. Longest word in English - Wikipedia

    en.wikipedia.org/wiki/Longest_word_in_English

    The longest English word typable using only the top row of letters has 11 letters: rupturewort. The word teetertotter (used in North American English) is longer at 12 letters, although it is usually spelled with a hyphen. The longest using only the middle row is shakalshas (10 letters).

  6. Names of large numbers - Wikipedia

    en.wikipedia.org/wiki/Names_of_large_numbers

    One motivation for such a pursuit is that attributed to the inventor of the word googol, who was certain that any finite number "had to have a name". Another possible motivation is competition between students in computer programming courses, where a common exercise is that of writing a program to output numbers in the form of English words.

  7. Ordinal numeral - Wikipedia

    en.wikipedia.org/wiki/Ordinal_numeral

    However, in modern interpretations of English grammar, ordinal numerals are usually conflated with adjectives. Ordinal numbers may be written in English with numerals and letter suffixes: 1st, 2nd or 2d, 3rd or 3d, 4th, 11th, 21st, 101st, 477th, etc., with the suffix acting as an ordinal indicator. Written dates often omit the suffix, although ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. English orthography - Wikipedia

    en.wikipedia.org/wiki/English_orthography

    English orthography comprises the set of rules used when writing the English language, [1] [2] allowing readers and writers to associate written graphemes with the sounds of spoken English, as well as other features of the language. [3] English's orthography includes norms for spelling, hyphenation, capitalisation, word breaks, emphasis, and ...