Welcome to the dictionary of numbers

This page will tell you almost everything that it is necessary to know about number: 1
Let's begin with a basic information:

Number 1

Characteristic

Number 1 is Positive and Odd. His inverse number 1 and negative number -1. Number 1 can be divided on 1 without the rest. Besides, it is an ideal square, and it not a prime number. Now let's use trigonometrical functions. By means of sinusoidal function: Sin(1°) gives 0,841, using function of the Cosine of the cos function (1°) gives 0,54 and through the Tangent the tan function(1°) is made by 1,557.


Structure

Number 1 has 1 figures which are brought to 1. In English it sounds so: one. Besides, the numbers representing number 1 are: one.
Number 1 - decimal number which means that on the basis 10. 1 can be also presented in different bases, such as the Binary system of calculation also looks: 1, the Octal system of an calculation also, also looks as 1 and 16, in Hexadecimal system of calculation and looks as follows: 1. These are the most widespread systems of calculation, but, of course, there are also others.

Binary (base two): 1
Octal (base 8): 1
Hexadecimal (base 16): 1
Inverse: 1
Counter: -1
Divisible by: 1
Factorial number: 1
Number of digits: 1
Sum of digits: 1
Next number: 2
Even / Odd: Odd
Unix Timestamp: Thu Jan 01 03:00:01 1970
Perfect square: YES ( 1 )
Prime: NO
Positive / Negative: Positive
English: one
English digits: one
Sin: 0,841
Cos: 0,54
Tan: 1,557

Other numbers

2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21