One
thousand (1000) is a
natural number.
In scientific notation, it is written as 103. The standard prefix for a thousand is "kilo-".
The Roman numeral for hundred is M (for mille).
See also: millennium
Thousand is also the name of a single released by
techno artist
Moby, which has the world record for the fastest tempo in
beats-per-minute (BPM) of any released single. It clocks in at approximately 1,000 BPM, hence the title of the recording.