Considering a project with cash flow of -500,000,000 in year 0, cash flow of 80,000,000 year 1, cash flow of 121,000,000 year 2, cash flow of 162,000,000 year 3, cash flow of 221,000,000 year 4, cash flow of 154,000,000 year 5, cash flow of 108,000,000 year 6, cash flow of 86,000,000 year 7. What is the payback period, internal rate of return and the net present value of this project?