Arrange the levels of organization of the human auditory analyzer in the correct order, starting from the largest. Write the corresponding sequence of digits in the answer.

The levels of organization of the human auditory analyzer in the correct order, starting from the largest, are:

1. Auditory analyzer (слуховой анализатор)
2. Ear (ухо)
3. Inner ear (внутреннее ухо)
4. Cochlea (улитка)
5. Receptors (рецепторы)
6. Corti's organ (кортиев орган)

Therefore, the corresponding sequence of digits is:

Answer: 624513