Trevor Hancock has just retired. He has set aside enough money in his retirement fund to be able to withdraw $15,000 per year for 20 years during retirement. If his fund earns 6% interest annually, what is the current value of his retirement fund? Round your answer to the nearest whole dollar. Answers should not include commas, decimal points, or dollar signs. For example, $2,523.65 should be submitted as 2524.