385

385 = 5 x 7 x 11.

385 is the number of integer partitions of 18.

385 is a square pyramidal number (the sum of the squares of all integers from 1 to 10).

385 is a Cullen number.

385 = 193² - 192².

385 is 1441 in base 6 and 181 in base 18.

Source: What's Special About This Number?