Is 2023 a special number?

2023-11-20 09:44:50

Is 2023 a special number?


1998 was a Harshad year.


  • What do you notice about the number 2023?
  • What is a Harshad number?
  • Does 2023 meet the criteria?
  • Big deal?  Rare?  Often?  



Activity Solutions & Supporting Materials
Share this:
Comments (0)
    Display 1 - 10 Of total 0
    Will this be an El Niño winter?
    The Oceanic Niño Index (ONI) started to show cha...
    Median age of country populations
    Interesting map! Why median? What are the implic...
    Tornadoes 2019
    Tornadoes have devastated the Midwest, U.S. in t...
    Consumer spending 2018
    Graph from Wolfram Alpha Consumers in ...
    Data remaining ... tricky
    I checked my data usage for...
    Water saving toilets
         How much water...
    Spiraling triples
    Let students explore the patterns of perfect squ...
    The odds of horse race betting
    Rich Strike surprised everyone at the Kentucky D...