Analysis: To read this number, first give it a fractional order, from the lowest bit to the highest bit, with every four bits as one level. Then you will know the meaning of each number. Five billionths represents five billion; Five out of tens of millions is fifty million; Five in ten thousand places is fifty thousand; Five out of a thousand places is five thousand; Nine in the tenth place represents ninety.

Finally, according to: No matter how many "0s" are at the end of each level, don't read them; There is a "0" or several "0" on other numbers, so you can read this number by reading only a 0.

Extended data:

How to read numbers:

1, starting from the higher level, read 10,000 levels first, and then read another level;

2. Read the ten thousand series, according to the reading method of the first level number, and then add a word "ten thousand" at the back;

3. The zeros at the end of each level are not read, and there is a zero in the middle of the number or several consecutive zeros are all read-only.