The conductor organized the symphony rehearsal according to the Köchel numbers on the program.

The library's copy numbers across different editions vary significantly.

Liouville numbers provide classical examples of transcendental real numbers that can be approximated extraordinarily well by rational numbers.

Untouchable numbers often surprise students when they first learn that no integer's proper divisors add up to them.

When balancing redox reactions, students often struggle to assign the correct oxidation numbers to each element.

The teacher recorded all the student numbers before the exam.

Please check the call numbers on the shelf labels before reshelving the books.

Graduate students often encounter Bernoulli numbers when studying power series and special functions.

The technician programmed the new dial numbers into the security system to simplify access control.

The experimental data showed unexpected fluctuations in the occupation numbers for several energy levels.