215

The number **215** holds significance in various contexts, ranging from mathematics and science to culture and history. In mathematics, 215 is a composite number, the product of the prime factors 5 and 43. It is also part of the sequence of numbers that can be expressed as the sum of consecutive integers, such as 108 + 107 (sum of two consecutive integers) or 72 + 71 + 70 (sum of three consecutive integers).

In the field of chemistry, 215 is not a naturally occurring atomic number, but it is sometimes referenced in theoretical or speculative contexts, such as hypothetical superheavy elements. The number has also appeared in various scientific studies, including research on particle physics and cosmology, where it may relate to specific experimental parameters or theoretical models.

Culturally, 215 is notable in the context of the **215th Street** in New York City, a well-known location in popular culture. It is referenced in the 1970s rock song "215" by the band The Velvet Underground, which explores themes of urban alienation and existential dread. The song’s lyrics and the band’s experimental style contributed to its reputation as a landmark in punk and avant-garde music.

Additionally, 215 is a notable year in historical events, particularly in the context of the **215th anniversary** of certain milestones. For example, it marks the 215th anniversary of the American Revolution in some historical accounts, though this is not universally recognized. In sports, 215 is sometimes used in statistics, such as the number of points scored in a particular game or season, though it is not a widely documented figure.

In computing, 215 in binary is represented as 11011111, which can be relevant in low-level programming or hardware specifications. The number also appears in various trivia and puzzles, often used as a placeholder or reference in educational materials. Overall, while 215 lacks widespread cultural or historical prominence, it serves as a useful numerical reference in specialized fields.