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 …

"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.

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

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.

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

What are the properties of number 8? This visualization shows the relative proportions of its 1 prime factors (outer circle), plus the relationship between these and its 4 divisors.

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

0:01 Pronunciation of the number 8 The number eight is a natural number that comes after the number seven, before the number nine, and two before ten. In Roman numerals, it is VIII.

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