English

Pandigital and penholodigital numbers

General Mathematics 2025-03-17 v3

Abstract

Pandigital and penholodigital numbers are numbers that contain every digit or nonzero digit respectively. We study properties of pandigital or penholodigital numbers that are also square, oblong or prime.

Keywords

Cite

@article{arxiv.2403.20304,
  title  = {Pandigital and penholodigital numbers},
  author = {Chai Wah Wu},
  journal= {arXiv preprint arXiv:2403.20304},
  year   = {2025}
}

Comments

7 pages, 1 table, added Section 3 and expanded Section 5