The number 10,000 is a natural number that follows 9,999 and precedes 10,001. It is often used in various contexts, such as counting, measuring, and representing large quantities. In the decimal system, it is composed of four digits, with the first digit being 1 and the remaining three being 0. In mathematics, 10,000 can be expressed in scientific notation as 1 x 10^4. It is also significant in different fields, such as finance, where it can represent a monetary amount, or in statistics, where it may denote a sample size. The number is often associated with milestones, such as completing 10,000 steps in a day for fitness goals.