What is the size of a star 20 times more massive and `L` tim…

Whаt is the size оf а stаr 20 times mоre massive and `L` times mоre luminous than our Sun with a surface temperature of `T` K? Please read and comply with the following input instructions. Only use the values exactly as given both in this prompt and the equation sheet for your calculations.  Do not round until your final answer.  Input Instructions: Type your answer rounding to the nearest whole number (30,000) and include the appropriate units (abbreviated with proper capitalization).  Use standard comma placement if necessary. D not use E, or scientific notation, or any words in your answer. For technical difficulties, manually type your answer in the bonus prompt at the bottom. If you do not follow these directions or do not include the units, you will lose points even if your answer is correct.