8 is a composite number and the first number which is neither prime nor semiprime. By Mihăilescu's Theorem, it is the only nonzero perfect power that is one less than another …

Dec 8, 2021 · The number 8 plays a significant role in the world around us. So that's why we've put together the top ten facts all about the number 8.

Discover the number 8 with real-life examples and quizzes. Master maths basics-start learning today with Vedantu!

"Section 8" is common U.S. slang for "crazy," based on the U.S. military's Section 8 discharge for mentally unfit personnel. In China, "8" is used in chat speak as a term for parting.

Learn the different ways number 8 can be represented. See the number eight on a number line, ten frame, numeral, word, dice, dominoes, tally marks, fingers and picture representations.

Explore the curious properties of number 8, an even composite number. It is composed of one prime number multiplied by itself two times. Includes mathematical info, prime factorization, …

a : an 8-oared racing boat or its crew b : an 8-cylinder engine or automobile eight adjective eight pronoun, plural in construction

Dec 9, 2025 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ८ (8)). See 8 § Evolution of the Arabic digit for more.

The symbol 8 by itself represents a quantity of eight. The symbol is also used as a digit which forms part of a number.

"8." Vocabulary.com Dictionary, Vocabulary.com, https://www.vocabulary.com/dictionary/8. Accessed 02 Jan. 2026. Copy citation Examples from books and articles