10000s

10000s refers to the range of five-digit numbers in base-10, specifically the interval from 10,000 to 99,999 inclusive. In this sense, 10000s denotes the ten-thousands range and can be used when counting or describing quantities that fall within tens of thousands.

In place-value terms, numbers in the 10000s have five digits. The ten-thousands place is the leftmost digit in these numbers and carries a value from 1 to 9. The overall value of a number in the 10000s is determined by the sum of its digits multiplied by their respective powers of ten, for example a number like 54,321 equals 5×10,000 plus 4×1,000 plus 3×100 plus 2×10 plus 1.

Common usage of the term arises in statistics, demographics, finance, and everyday counting when distinguishing approximate scales. For example, populations, revenues, or scores may be described as being in the 10000s range to indicate values between ten thousand and ninety-nine thousand. This usage is often contrasted with other magnitude ranges such as the thousands (1,000–9,999) or the hundreds of thousands (100,000–999,999).

Notation conventions for numbers in the 10000s follow standard decimal formatting, typically using commas or spaces to separate thousands (e.g., 10,000 or 10 000). In some contexts, people may refer to the same figures in shorthand as “10k” to mean 10,000.

See also: place value, ten-thousands place, large-number naming, decimal numeral system.