Step 1:
The first step to converting 165621 to a fraction is to re-write 165621 in the form p/q where p and q are both positive integers. To start with, 165621 can be written as simply 165621/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 165621, which in this case is 0. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 165621/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 165621/1 each by 1:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 165621 as a fraction:
165621/1 / 1