5×106

5×106 is a mathematical expression representing the product of the number five and ten raised to the power of six. This notation is commonly used in scientific and engineering contexts as a form of scientific notation, which is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. In this case, 5×106 is equivalent to 5,000,000, or five million.

Scientific notation is particularly useful for handling very large or very small quantities. For instance, the speed of light is approximately 3×108 meters per second, and the diameter of a hydrogen atom is roughly 1×10-10 meters. The expression 5×106 simplifies the writing and manipulation of such numbers. The '5' is the significand or mantissa, and '106' is the exponent, indicating that the decimal point has been moved six places to the right from its position after the 5.

The value 5,000,000 can be found in various scientific and everyday contexts. For example, it might represent the population of a medium-sized city, the approximate number of stars in a small galaxy, or a measurement of quantity in a specific scientific experiment. Understanding scientific notation like 5×106 is crucial for interpreting data and communicating scientific findings effectively across different scales.