The Number 1999: Properties and Meanings1999 is a Prime Number.
1999 is a Centered Triangular Number.
The Year 1999 ADIn the year 1999 AD Scientists measured the fastest wind speed ever recorded on earth, 509 km/h(318 mph).
In the year 1999 AD Tekno Bubbles were patented.
In the year 1999 AD the full Taniyama-Shimura conjecture is proved.
In the year 1999 AD the Chemical Element Ununquadium was discovered by Joint Nuclear Research Institute at Dubna.
Share any properties and meanings for particular Numbers...contact me directly, thanks.
Daily Deals on eBay