Big Numbers

Many scientists now estimate that, excluding algae, mosses, liverworts and hornworts, there are 390,900 plants, of which approximately 369,400 are flowering.

The average person spends about 26 years sleeping in their life which equates to 9,490 days or 227,760 hours.

The population of China is 1,444,658,157 people. The largest in the world.

The speed of light in a vacuum is 186,282 miles per second or 299,792 kilometers per second. In theory nothing can travel faster than light.

There are an estimated 300,320,470,538 planets in the Milky Way galaxy.

Dinosaurs first walked this planet 245,001,403 years ago, and remained here until 66,101,200 years ago. That means Dinosaurs walked on this planet for 178,900,203 years.

It is hard to grasp just how small the atoms that make up your body are until you take a look at the sheer number of them. An adult is made up of around 7,102,328,982,110,635,543,822,313,113 atoms

The 2nd highest populated city in the world is Delhi with a population of 29,399,141.

An estimated 139,670,755 babies were born in 2020.

The highest populated city in the world is Tokyo with a population of 37,435,191.

The planet Earth is 4,543,657,900 years old.

The 3rd highest populated city in the world is Shanghai with a population of 26,317,104.

An estimated 2,500,784,201 Tyrannosaurus Rex lived on this planet compared to an estimated 107,302,754,834 people who have ever lived on Earth.

The most viewed YouTube video with 8,780,312,244 views is "Baby Shark Dance" uploaded by Pinkfong Kids' Songs & Stories.

About 5 babies are born every second. By the time you finish this passage 267 babies will have been born. By the end of the day 215,233 babies will be born.

As of 2020 there are estimated 3,929,973,953 men in the world, and an estimated 3,864,824,776 women.

Scientists estimate that areas around the Chernobyl power plant will not be habitable for up to 20,578 years.

There are an estimated 100,340,233,461,808 atoms in one human cell.

A Rubik’s cube has 43,202,312,644,862,677,001 different permutations.

There are an estimated 400,110,302,689 stars in the Milky Way galaxy.

There are 86,400 seconds in a day.