What is 500,000,115 written in standard form

I think that you mean scientific form.  If so, the answer is:  5.00000115 * 10^8

Step-by-step explanation:

500,000,115

In scientific form, you only keep one number in front of the decimal point.  So, you write the rest of the numbers behind the decimal point.

5.00000115

But to make it into scientific form, you need to have the * 10^n at the end.  To figure that part out, you need to see how much times to move up the decimal point to make the original number.

5.00000115 * 10^8

step-by-step explanation: