About 321,000 results
Open links in new tab
  1. 4 - Wikipedia

    Television stations that operate on channel 4 have occasionally made use of another variation of the "open 4", with the open portion being on the side, rather than the top.

  2. Learn About the Number 4 | Number of the Day: 4 | Four with

    See the number 4 with objects that sometimes come to life for a fun surprise! This early math video works great as a "Number of the Day" lesson or as an exciting early math activity for preschool...

  3. 4 - Wiktionary, the free dictionary

    Dec 9, 2025 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ४ (4)), a cursive form of four lines (to represent the number four) arranged in the shape of a cross (resembling …

  4. FOUR definition in American English | Collins English Dictionary

    7 senses: 1. the cardinal number that is the sum of three and one 2. a numeral, 4, IV, etc, representing this number 3..... Click for more definitions.

  5. 4 (number) - New World Encyclopedia

    Four is the maximum number of dimensions of a real division algebra (the quaternions), by a theorem of Ferdinand Georg Frobenius.

  6. Math Calculator

    Step 1: Enter the expression you want to evaluate. The Math Calculator will evaluate your problem down to a final solution. You can also add, subtraction, multiply, and divide and complete any arithmetic …

  7. Number 4 - Symbolism and Meaning of the Number 4

    Significance, symbolism and meaning of number 4. Number 4 symbolism. Fun facts about number 4 as a lucky number and an unlucky number.

  8. 8 Fun Facts About the Number 4 - Facts.net

    Oct 19, 2023 · Explore fascinating facts about the number 4. Discover its significance in various cultures, including its symbolism and representations in numerology, astrology, and mythology.

  9. About The Number 4 - Numeraly

    Discover the fascinating world of the number 4! Explore its meanings, facts, religious significance, angel number interpretations, and its role in arts and literature.

  10. Number 4 - Curious Math Facts and Interesting Properties

    Feb 5, 2026 · Explore the hidden properties of 4, an even semiprime number composed of a single prime number multiplied by itself. Includes Prime Factorization, Divisors, Bases and Fun Facts for …