9645

9645 = 3 x 5 x 643.

9645 is 302040 in base 5. It is 22655 in base 8.

9645 is the number of partitions of 50 such that (greatest part) - (least part) = number of parts (A237832).

9645 is a member of the sequence in which the next term is the sum of the previous term and the square of the sum of its decimal digits, starting with 10 (A112787).

Source: OEIS