Sentence examples for perfect numbers from inspiring English sources

All perfect numbers, for example, are triangular.

The next two perfect numbers are 496 and 8,128.

Many remarkable properties are revealed by perfect numbers.

Until comparatively recently, only 12 perfect numbers were known.

The first four perfect numbers were known to the ancients.

For example: Do any odd perfect numbers exist?

28 Taran), which builds on ideas attested for the early Pythagoreans (e.g., ten as the perfect number, although Zhmud regards the perfection of ten as a Platonic rather than a Pythagorean doctrine 2012a, 404 09).

Nine is not an altogether perfect number.

"That's the perfect number," Kohan marvelled.

"It was a perfect number for me," he said.

Robery's perfect number is five or six.