SortStack #1405 — 2030-04-14

By population · Order from fewest to most people.

1. Sumo wrestlers in Japan's top makuuchi division 42

   Exactly forty-two slots exist; wrestlers are promoted or demoted after every single tournament.

2. The population of Nauru 12.5K

   The world's smallest island nation was once, briefly, the richest country per capita on Earth.

3. Greater Tokyo, the world's largest metro area 37M

   More people than all of Canada, in an area you can cross by train in two hours.

4. The population of the Philippines 117M

   Spread across more than 7,600 islands — though most people live on just eleven of them.

5. The population of Russia 144M

   The world's largest country by land has fewer people than Bangladesh.

6. Every human alive when Napoleon crowned himself emperor 1B

   It took all of human history to reach the first billion — and only 220 more years to add seven more.

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