Everyone on Earth is packed into one cube. How many metres long is one edge?

How close can you get? Make your own guess and earn points before you look at the answer.

Guess it yourself and earn points

Show the answer and the reasoning

The answer

830 metres

Only about 830 metres. As tall as the Burj Khalifa.

How to get there

1. 8.3 billion × 70 litres = 581 million m³
2. A cube of 581 million m³ has edges of about 830 m

Source: Calculation

More estimation questions

How many tonnes does 1 million euros weigh in 1-euro coins?How many kilometres tall is a stack of 1 trillion dollars in 100-dollar bills?How many people fit shoulder to shoulder on a football pitch?A streaming service has 100 million songs. How many years would you need to hear each one once?A bacterium divides every 20 minutes. How many are there after 10 hours?

Diese Frage auf Deutsch

Pixcess is the free estimation game without ads. How Pixcess works