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 perfect power. 8 is the …

Since 8 is a Fibonacci number, it can be found naturally all around the world. The number eight, the sixth in the Fibonacci sequence, is the only number in the sequence (apart from one) that is a perfect cube …

"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.

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

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Aug 1, 2025 · For example, in the equation 4 divided by ½ you must enter it as 4/ (1/2). Then the division 1/2 = 0.5 is performed first and 4/0.5 = 8 is performed last. If you incorrectly enter it as 4/1/2 then it is …

Math At Microsoft Education, we believe every student deserves the opportunity to thrive. Make math accessible for learners with powerful, inclusive tools designed to unlock potential and build …

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8 can be expressed in many different ways. Apart from the usual decimal (base-10) notation, it can be written out in words or scientific notation, or it can be expressed in a different base system such as …

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