In the scientific analysis or real world experiments, 4! is used to find the total number of possible results or outcomes in the experiment having 4 objects, numbers, letters, words or symbols.

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.

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Use exactly four 4's to form every integer from 0 to 50, using only the operators +, −, ×, /, () (brackets), . (decimal point), √ (square root) and ! (factorial).

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...

Some buildings skip floor 4 or replace the number with the letter "F," particularly in heavily Asian areas. In the NATO phonetic alphabet, the digit 4 is called "fower."

Noun 1. 4 - the cardinal number that is the sum of three and one IV, Little Joe, quadruplet, quartet, quatern, four, quaternion, quaternity, tetrad,...

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Your guide to the number 4, an even composite number composed of a single prime multiplied by itself. Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun.