Before submitting the report, she spent the afternoon number closing the monthly accounts.

At the community cleanup, there is strength in numbers, and the work gets done much faster when everyone helps.

Historians realized the quaternary number inscribed on the tablet actually represented ten.

Cullen numbers often appear in discussions of primality tests because of their distinctive form.

When modeling exotic algebras, mathematicians sometimes consider perplex numbers as an alternative to complex numbers.

When studying alternative algebraic systems, the mathematician introduced a perplex number to simplify calculations with hyperbolic rotations.

The mathematician explained that proving whether a given Cullen number is prime can be surprisingly difficult.

Researchers examined whether a Carol number could be prime for specific values of n.

During the seminar, she presented a proof that a hemiperfect number must satisfy specific congruence relations among its divisors.

To study the combinatorial behavior of a pentatope number, examine its role as the fifth entry in any row of Pascal's triangle, starting with the five-term row 1 4 6 4 1.