Chalkdust
A magazine for the mathematically curious
Order Issue 16 now!

Menu

Skip to content
MENUMENU
  • Read the magazine
    • Blog
      • The first negative dimension
      • Crossnumber winners, Issue 15
      • Chalkdust issue 16 – Coming 9 November
      • Chalkdust issue 15 – Coming 25 May
      • Chalkdust Book of the Year 2021
      • Chalkdust issue 14 – Coming 22 November
      • Crossnumber winners, issue 13
      • + more articles
    • Issue 16
      • In conversation with Martin Hairer
      • I don’t like science fiction
      • Who’s your font soulmate?
      • A canal runs through it
      • Quarto in higher dimensions
      • On the cover: Some assembly required
      • A day in the life
      • Things with silly names
      • Dog leads, mirrors and Hermann Minkowski
      • Spam calls and number blocking
      • 2022 Fields medal winners
      • Formal sums
    • Issue 15
      • In conversation with Sammie Buzzard
      • Surviving the bridge in Squid Game
      • On the cover: Regular tilings
      • The power of curly brackets
      • My favourite LaTeX package
      • My secret
      • The hidden harmonies of Hamming distance
      • Significant figures: Gladys West
      • Accidentally mathematical songs
      • Slaying the dragon
      • Covering infinity
      • An uncomfortable truth
    • Fun
      • Big argument
      • Comic
      • Conference bingo
      • Cryptic
      • Dear Dirichlet
      • Flowchart
      • Horoscope
      • How to make...
      • Page 3 model
      • Top Ten
      • What's hot and what's not
    • Old issues
      • Issue 14
      • Issue 13
      • Issue 12
      • Issue 11
      • Issue 10
      • Issue 09
      • Issue 08
      • Issue 07
      • Issue 06
      • Issue 05
      • Issue 04
      • Issue 03
      • Issue 02
      • Issue 01
      • Hall of lame
  • Crossnumber
    • Submit answers
    • Answers
  • Order
    • Order copies
    • Subscribe
  • Get involved
    • Write for us
    • Sponsor us
    • Join the team
  • About us
    • Contact
    • Newsletter

Articles by Oliver Dunk

Oliver Dunk
Oliver Dunk is a 15-year-old software developer with a keen interest in mathematics. He writes articles regularly for his personal blog, where he talks about the projects he has been working on.
@oliverdunk_   oliverdunk.com    All articles by Oliver
  • Hunting for polydivisibles

    Hunting for polydivisibles

    21 April 2016
    The search for polydivisible numbers in different bases: how many can you find?

Read also

  • New largest prime number discovered!

    New largest prime number discovered!

    Amaze your friends with our top facts about the new largest known prime number
  • Pandigital square numbers

    Pandigital square numbers

    Why are there none in base 13?
  • What’s your favourite number?

    What’s your favourite number?

    Favourite numbers for many are linked to birthdays or anniversaries, but here is our take on the question

@chalkdustmag

Tweets by @chalkdustmag
Chalkdust is published by Chalkdust Magazine, UCL, Gower Street, London WC1E 6BT, United Kingdom. ISSN 2059-3805 (Print). ISSN 2059-3813 (Online).