# How do you write 53,657 in scientific notation?

$5.3657 \times {10}^{4}$
In scientific notation, a number is written in the form $a \times {10}^{n}$, where $1 \le a < 10$ (this means number has single digit to the left of decimal point) and $n$ is an integer.
Hence, $53657$ can be written as $5.3657 \times {10}^{4}$.