# Q: Is 542,155 an Odd Number?

A: Yes, the number 542,155 is an odd number.

## How is 542,155 an odd number?

An odd number is any integer (a whole number) that cannot be divided by 2 evenly. If you divide a number by 2 and there is a remainder left, the number is odd. If you divide by 2 and there is not a remainder left, then the number is even.

Let's try that calculation...

542,155 ÷ 2 = 271,077.5

Notice the number is not a whole number and has a remainder (the .5)? That means the number is an odd number because it cannot be divided by 2 without a remainder.

### How to identify an odd number without a calculator

Any number that ends in 1, 3, 5, 7 or 9 is an odd number. This is because the number cannot be divided by 2 evenly.

### More Examples

Here are more examples of even and odd numbers in sequence:

 542,153 542,154 542,156 542,157 odd even even odd

### Explore more about the number 542,155:

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