Q: Is 721,376,320 an Even Number?
A: Yes, the number 721,376,320 is an even number.
An even number is any integer (a whole number) that can be divided by 2. If you can cleanly divide a number by 2, the number is even. If you divide by 2 and there is a remainder left, then the number is odd.
Let's try that calculation...
721,376,320 ÷ 2 = 360,688,160
Notice the answer is a whole number and doesn't have a remainder? That means the number is even, as it can cleanly be divided by 2, with no remaining remainder.
Any number that ends in 2, 4, 6 or 8 is even. If the number is larger than 10, if it ends in 0 it is also an even number. They are even because they can be divided by 2 evenly.
Here are more examples of even and odd numbers in sequence:
| 721,376,318 | 721,376,319 | 721,376,321 | 721,376,322 |
| even | odd | odd | even |