Is 2101 an even or odd number?

Here are a couple of methods you can use to figure out if 2101 is an even or odd number:

Divide By Two Method
You can divide 2101 by two and if the result is an integer (whole number) then it is an even number. Otherwise, it is an odd number. 2101 divided by 2 is 1050.5, which is not an integer. Therefore, 2101 is an odd number.

Last Number Method
Another way to determine if 2101 is and even or odd number is simply to look at the last digit in 2101. If the last digit is 0, 2, 4, 6, or 8 then the number is even, and if it is 1, 3, 5, 7, or 9 then it is an odd number. The last digit in 2101 is 1, therefore, 2101 is an odd number.

2101 = odd number

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Is 2102 an even or odd number?
Using one of the methods above, do you think you can figure out if the next number on our list is even or odd?