Is 5 a multiple of 81?
Here we will illustrate two ways to figure out if 5 is a multiple of 81.
One way would be to list all of the multiples of 81 and check if 5 is one of the numbers.
Multiples of 81 are 81, 162, 243, 324, 405, 486, 567, 648, 729, 810 and so on.
Since 5 is not on the list of multiples of 81, the answer to the question "Is 5 a multiple of 81?" is: No.
Another way, would be to simply divide 5 by 81. If the result is a positive integer, then 5 is a multiple of 81.
5 divided by 81 equals 0.062, which is not a positive integer. Once again, the answer to our question is: No.
Is 5 a multiple of 82?
Use one of the methods we used on this page to find the next question on our list.