en.wikipedia.org/wiki/20_(number)

**20** (twenty) is the natural **number** following 19 and preceding 21. A group of
twenty units may also be referred to as a score.

www.archimedes-lab.org/numbers/Num13_23.html

**Number fact** banners for your website! ... 80-**20** rule ... **Fun facts** on **numbers** (and
their peculiar properties), both mathematical and cultural, tantalising problems ...

badseypublications.co.uk/number/Num20.htm

**Numbers**, **Facts**, Figures & Fiction (book cover) · How to order. **20** centime coin.
**20**. = 2 × 2 × 5. = 2 × 10 = 4 × 5. = 2 + 4 + 6 + 8 = 1 + 3 + 6 + 10. A tetrahedral
**number** - the sum of the first four triangular **numbers**. A score is another name for
**20**.

numbermatics.com/n/20

Your guide to the nunber **20**, an even composite **number** composed of two
distinct primes. Mathematical info, **fun facts** and numerical data for STEM,
education ...

onlineroulette.org.uk/numbers/twenty

What´s so special about the **number 20** in roulette or in anything for that matter.
We take a look. ... It´s **interesting** to note that in the West, you come of age at 21.

www.reference.com/math/interesting-number-20-6efdfeab66db3c29

An **interesting fact about the number** "**20**" is that it is the maximum number of
moves to solve all possible positions of a Rubik's Cube. It is referred to as "God's
...

www.independent.co.uk/news/uk/this-britain/23-fascinating-facts-about-the-number-twenty-three-6262624.html

Feb 23, 2007 **...** 1: 23 is one of the most commonly cited prime **numbers** - a **number** that ... **20**: The
disbanded pop act KLF are one of several musical sources of ...

www.ridingthebeast.com/numbers/nu20.php

Dec 19, 1998 **...** Numerology, meaning and symbolism of the **number 20**. ... Did the **numbers** and
the **fact** that I saw it in doubles on my watch mean anything, ...

www.thefactsite.com/2009/11/twenty-one-facts-about-number-12.html

Twelve is my lucky **number**, before this, I didn't realise how amazing this **number**
really was. Here are some random **facts about the number** 12!