The Number Two (Number 2). All The Math Facts About This Figure and Other Properties Outside Math

Everything you need to know about the number 2, such as, name of a two sided shape, two years of marriage, multiples of 2, factors of 2, number two in bingo…

Here are some mathematical facts all about the number 2 (two).

The number 2 is the number between 1 and 3.

The number 2 is the first even number.

The number 2 only has 2 factors 1 and 2.

It only has 1 prime factor that being itself.

2 is also the first prime number (a number that can only be divided by 1 and itself).

The first twelve multiples of 2 are 2,4,6,8,10,12,14,16,18,20,22,24. All of these multiples of 2 are even numbers.

If you double 2 you get 4 and half of 2 is 1.

2 squared is 4 (since 2 times 2 is 4).

Also, the cube of 2 is 8 (since 2 times 2 times 2 is 8)

The square root of 2 is 1.41 rounded to 3 significant figures.

2% as a decimal is 0.02 and 1/50 as a fraction.

2 miles is about the same length as 3.2 kilometres (2 × 1.6).

2 gallons is about the same volume as 9 litres. (2 × 4.5).

2 pounds is a about the same weight as 0.9 kilograms (2 ÷ 2.2).

2 inches is about the same length of 5 centimetres (2 ×2.5)

2 pints is the same volume as 1136 millilitres (2 × 568)

A 2 sided polygon is sometime called a digon.

Other facts about the number 2

The number 2 is sometimes called a couple or a pair.

2 babies born together are referred to as twins.

In Chemistry, 2 is the atomic number of helium.

In Bingo, ball number 2 is called one little duck.

In the United Kingdom, the M2 is the motorway which links Rochester to Faversham.

If you have been married 2 years then you will be celebrating your cotton wedding anniversary.

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2 Responses to “The Number Two (Number 2). All The Math Facts About This Figure and Other Properties Outside Math”
  1. Tilly Says...

    On September 30, 2010 at 9:59 am

    interesting. :)


  2. Lily Stevenson Says...

    On September 30, 2010 at 4:36 pm

    this is very useful for my maths homework thanks alot:) xxxxxxxxxxxxxx


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