# Question #4380f

##### 1 Answer

Sep 22, 2017

18446744073709551615

#### Explanation:

This can be represented as follows:

Amount for lets say the first 5 days:

1 + 2 + 4 + 8 + 16

We could represent this as:

And in summation notation:

An alternative method is:

1 + 2 + 4 + 8 + 16 is a geometric series.

The common ratio is:

Using the formula for the sum of a geometric series:

Where