1000 (number)

1000 (1,000, one thousand or thousand for short) is the natural number after 999 and before 1001. One thousand thousands is known as a million. In Roman Numerals, 1000 is written as M.

 History Of The Number 1000 
The number 1000 represents a significant milestone in mathematics, history, and culture, often symbolizing vastness, completion, or a millennium. It is the first 4-digit integer. In Western Europe, the year 1000 was marked by increased religious fervor and was thought to be a potential end-times period by some. It also marked a time of increased global connections, such as Viking exploration and the spread of trade networks.

Examples

 The number of years in a millennium
 The number of grams in a kilogram
 The number of millimeters in a meter

1000