neroaaa.blogg.se

Happy numbers
Happy numbers












happy numbers

Where did Australia land? In the 12th spot out of the 109 countries on the report.

happy numbers

The report takes into consideration life expectancy, freedom of citizens, amount of corruption and GDP (gross domestic product) per capita. The World Happiness Report is released every year and is based on Gallup World Poll findings, which seek to “measure the attitudes and behaviours of the world’s residents” and how they change over time.Īlthough it’s impossible to truly measure happiness, there are a few ways of estimating how people around the world are feeling in their home country. Close, but not close enough to feel as joyous as the Teletubby sun baby. Here's one last tidbit, found by a reader (Martyn Johnston): 4,210,818 is a happy seventh-power.This year’s World Happiness Report is finally here to gently remind us that as happy as we may feel, we’ll never be as glowingly positive as someone from a Scandinavian country. There are other happy cubes can you find any? Watch what happens when you do the happy number process, only cubing instead of squaring.ġ53: 1 3 + 5 3 + 3 3 = 1 + 125 + 27 = 153 Here is an interesting number, which is called a Happy Cube.

  • Does the ratio of happy to unhappy numbers approach a limit?.
  • Can you find any patterns in the sequence of happy umbers?.
  • Ellen told me that every number comes down to either one or four-can you prove it? (Hint: I wrote a computer program to help me with this one.).
  • Are there an infinite number of unhappy numbers?.
  • Are there an infinite number of happy numbers?.
  • Can you figure out any of them in your head? (This is a challenge, but makes a great travel game.)

    #HAPPY NUMBERS LICENSE#

  • When you're going for a ride in the car, check out the license plate numbers.
  • Find all the happy numbers between 1 and 20.
  • What about your weight, age, height? Are they happy?.
  • Is your telephone number a happy number?.
  • happy numbers

    The second list is for more advanced students.

    happy numbers

    The first list is great for students who are struggling with addition facts and multiplication facts. Here are some things you might want to have your students try. Some are for advanced students, some are not. But there are some interesting questions and activities that are related to these numbers. So here's an example of an Unhappy Number:ĭo Happy Numbers have any practical application in the real world? Probably not. Her answer was simple: If it never comes down to 1, it will come down to 4 instead. Well, that raised a question in my mind: How many times do you have to go through that cycle? What if it never comes down to 1? How will you know? So, let's try the number 32.Īh-ha! It comes down to the number 1, so that means 32 is a Happy Number! (It also means that 13 and 10 are Happy Numbers as well, right?) "A Happy Number," she said, "is a number that, if you square its digits, and add them together, and then take the result and square its digits and add them together, and keep doing that over and over again, you come down to the number 1."Ĭlear? Well, I didn't get what she was saying until she gave me an example. When I was in high school, a friend of mine-who happened to also be a foe from a rival math team-introduced me to the concept of a Happy Number.














    Happy numbers