Who / What
100 is the natural number following 99 and preceding 101. It is represented by the Roman numeral C and is commonly known as one hundred.
Background & History
As a natural number, 100 has existed as a mathematical concept since ancient numeral systems were developed. Its use spans across various civilizations that employed base-10 counting systems. The Roman numeral representation "C" for 100 has been used since the time of the Roman Empire.
Why Notable
100 serves as the basis for the percentage system, where it represents a whole or 100%. It is a round number frequently used in ratings, scores, and measurements. In mathematics, it is a perfect square and a Harshad number.
In the News
100 continues to be relevant as a benchmark in various fields such as education grading scales and economic indices. It remains culturally significant in centennial celebrations and anniversary milestones.
