Dividing 1 By 998,001 Yields A Strange Decimal

Dividing 1 By 998,001 Yields A Strange Decimal

Math lovers uncovered something strange going on with the number 998,001. If you divide 1 by 998,001, the resulting decimal number will give you almost every three digit number. For example, the decimal starts as follows: 0.000001002003004005006... and so on. However, one three digit number gets skipped. Watch the video below to learn which one gets shafted.

998,001 And Its Mysterious Recurring Decimals

The decimal has every three digit number... except for one.

The Number 255... And Pac-Man

How does this number relate to the nostalgic arcade game?

05:24

The Largest Prime Number Ever

It's known as M74207281.

13:52

Key Facts In This Video

  • 1

    As of January 2016, the largest prime number ever found is 2^74,207,281-1. (0:11)

  • 2

    The largest prime number ever found is known as M74207281. (2:15)

  • 3

    Searching for prime numbers is a great way to stress test modern computer hardware to help develop cutting-edge computers. (11:34)

See all

Math

Art History

Fringe Theory

Learning

Get smarter every day! Like us on Facebook.
You'll get the most interesting and engaging topics in your feed, straight from our team of experts.