The sum of 15 different natural numbers (excluding 0) is 2001. Arrange these 15 numbers from small to large, requiring the 10th number to be as large as possible. What is the largest 10th number?
15个互不相同的自然数(不包括0)相加，和是2001．将这15个数从小到大排列，要求第10个数尽可能大．第10个数最大是多少．
<result>323</result>